Revert "OS-7270 ctfconvert doesn't handle DW_AT_specification": breaks build

Reviewed by: Ryan Zezeski <rpz@joyent.com>
Approved by: Ryan Zezeski <rpz@joyent.com>

16 files changed, 71 insertions, 698 deletions

diff --git a/usr/src/Makefile.lint b/usr/src/Makefile.lint
index 626c51d406..da55853bba 100644
--- a/usr/src/Makefile.lint
+++ b/usr/src/Makefile.lint
@@ -96,7 +96,6 @@ COMMON_SUBDIRS = \
 	cmd/cpio \
 	cmd/crypt \
 	cmd/csplit \
-	cmd/ctfdump \
 	cmd/ctrun \
 	cmd/ctstat \
 	cmd/ctwatch \
diff --git a/usr/src/cmd/ctfdump/Makefile b/usr/src/cmd/ctfdump/Makefile
index 37a1ef4cc8..962ca43a8f 100644
--- a/usr/src/cmd/ctfdump/Makefile
+++ b/usr/src/cmd/ctfdump/Makefile
@@ -10,7 +10,7 @@
 #
 
 #
-# Copyright 2018 Joyent, Inc.
+# Copyright (c) 2015, Joyent, Inc.
 #
 
 PROG= ctfdump
@@ -20,9 +20,6 @@ include ../Makefile.cmd
 CFLAGS += $(CCVERBOSE)
 LDLIBS += -lctf
 
-CSTD = $(CSTD_GNU99)
-C99LMODE = -Xc99=%all
-
 .KEEP_STATE:
 
 all: $(PROG)
diff --git a/usr/src/cmd/ctfdump/ctfdump.c b/usr/src/cmd/ctfdump/ctfdump.c
index 19245db8b4..d0ff63a02a 100644
--- a/usr/src/cmd/ctfdump/ctfdump.c
+++ b/usr/src/cmd/ctfdump/ctfdump.c
@@ -10,7 +10,7 @@
  */
 
 /*
- * Copyright (c) 2018, Joyent, Inc.
+ * Copyright (c) 2015, Joyent, Inc.
  */
 
 /*
@@ -29,25 +29,21 @@
 #include <sys/sysmacros.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <sys/note.h>
 #include <fcntl.h>
 #include <errno.h>
 #include <string.h>
-#include <strings.h>
-
-#define	MAX_NAMELEN (512)
 
 typedef enum ctfdump_arg {
-	CTFDUMP_OBJECTS =	0x001,
-	CTFDUMP_FUNCTIONS =	0x002,
-	CTFDUMP_HEADER =	0x004,
-	CTFDUMP_LABELS =	0x008,
-	CTFDUMP_STRINGS =	0x010,
-	CTFDUMP_STATS =		0x020,
-	CTFDUMP_TYPES =		0x040,
-	CTFDUMP_DEFAULT =	0x07f,
-	CTFDUMP_OUTPUT =	0x080,
-	CTFDUMP_SOURCE =	0x100,
+	CTFDUMP_OBJECTS =	0x01,
+	CTFDUMP_FUNCTIONS =	0x02,
+	CTFDUMP_HEADER =	0x04,
+	CTFDUMP_LABELS = 	0x08,
+	CTFDUMP_STRINGS =	0x10,
+	CTFDUMP_STATS = 	0x20,
+	CTFDUMP_TYPES =		0x40,
+	CTFDUMP_DEFAULT =	0x7f,
+	CTFDUMP_OUTPUT =	0x80,
+	CTFDUMP_ALL =		0xff
 } ctfdump_arg_t;
 
 typedef struct ctfdump_stat {
@@ -71,14 +67,6 @@ typedef struct ctfdump_stat {
 	ulong_t		cs_strmax;		/* longest string */
 } ctfdump_stat_t;
 
-typedef struct {
-	char ci_name[MAX_NAMELEN];
-	ctf_id_t ci_id;
-	ulong_t ci_symidx;
-	ctf_funcinfo_t ci_funcinfo;
-} ctf_idname_t;
-
-static ctf_idname_t *idnames;
 static const char *g_progname;
 static ctfdump_arg_t g_dump;
 static ctf_file_t *g_fp;
@@ -118,7 +106,7 @@ ctfdump_printf(ctfdump_arg_t arg, const char *fmt, ...)
 		return;
 
 	va_start(ap, fmt);
-	(void) vfprintf(stdout, fmt, ap);
+	vfprintf(stdout, fmt, ap);
 	va_end(ap);
 }
 
@@ -129,7 +117,7 @@ ctfdump_warn(const char *fmt, ...)
 
 	(void) fprintf(stderr, "%s: ", g_progname);
 	va_start(ap, fmt);
-	(void) vfprintf(stderr, fmt, ap);
+	vfprintf(stderr, fmt, ap);
 	va_end(ap);
 }
 
@@ -140,7 +128,7 @@ ctfdump_fatal(const char *fmt, ...)
 
 	(void) fprintf(stderr, "%s: ", g_progname);
 	va_start(ap, fmt);
-	(void) vfprintf(stderr, fmt, ap);
+	vfprintf(stderr, fmt, ap);
 	va_end(ap);
 
 	exit(1);
@@ -157,10 +145,9 @@ ctfdump_usage(const char *fmt, ...)
 		va_end(ap);
 	}
 
-	(void) fprintf(stderr, "Usage: %s [-cdfhlsSt] [-p parent] [-u outfile] "
+	(void) fprintf(stderr, "Usage: %s [-dfhlsSt] [-p parent] [-u outfile] "
 	    "file\n"
 	    "\n"
-	    "\t-c  dump C-style output\n"
 	    "\t-d  dump object data\n"
 	    "\t-f  dump function data\n"
 	    "\t-h  dump the CTF header\n"
@@ -185,8 +172,6 @@ ctfdump_title(ctfdump_arg_t arg, const char *header)
 static int
 ctfdump_objects_cb(const char *name, ctf_id_t id, ulong_t symidx, void *arg)
 {
-	_NOTE(ARGUNUSED(arg));
-
 	int len;
 
 	len = snprintf(NULL, 0, "  [%u] %u", g_stats.cs_ndata, id);
@@ -223,7 +208,6 @@ static int
 ctfdump_functions_cb(const char *name, ulong_t symidx, ctf_funcinfo_t *ctc,
     void *arg)
 {
-	_NOTE(ARGUNUSED(arg));
 	int i;
 
 	if (ctc->ctc_argc != 0) {
@@ -300,7 +284,6 @@ ctfdump_header(void)
 static int
 ctfdump_labels_cb(const char *name, const ctf_lblinfo_t *li, void *arg)
 {
-	_NOTE(ARGUNUSED(arg));
 	ctfdump_printf(CTFDUMP_LABELS, "  %5lu %s\n", li->ctb_typeidx, name);
 	return (0);
 }
@@ -513,10 +496,9 @@ ctfdump_enum_cb(const char *name, int value, void *arg)
 static int
 ctfdump_types_cb(ctf_id_t id, boolean_t root, void *arg)
 {
-	_NOTE(ARGUNUSED(arg));
 	int kind, i, count;
 	ctf_id_t ref;
-	char name[MAX_NAMELEN], ienc[128];
+	char name[512], ienc[128];
 	const char *encn;
 	ctf_funcinfo_t ctc;
 	ctf_arinfo_t ar;
@@ -680,379 +662,10 @@ ctfdump_types(void)
 	ctfdump_title(CTFDUMP_TYPES, "Types");
 
 	if (ctf_type_iter(g_fp, B_TRUE, ctfdump_types_cb, NULL) == CTF_ERR) {
-		ctfdump_warn("failed to dump types: %s\n",
-		    ctf_errmsg(ctf_errno(g_fp)));
-		g_exit = 1;
-	}
-}
-
-/*
- * C-style output. This is designed mainly for comparison purposes, and doesn't
- * produce directly valid C:
- *
- * - the declarations are sorted alphabetically not semantically
- * - anonymous enums without other users are elided (e.g. IDCS_PROBE_SENT)
- * - doubly-pointed-to functions are wrong (e.g. in kiconv_ops_t)
- * - anon unions declared within SOUs aren't expanded
- * - function arguments aren't expanded recursively
- */
-
-static void
-ctfsrc_refname(ctf_id_t id, char *buf, size_t bufsize)
-{
-	ctf_id_t ref;
-
-	if ((ref = ctf_type_reference(g_fp, id)) == CTF_ERR) {
-		ctfdump_fatal("failed to get reference type for %ld: "
-		    "%s\n", id, ctf_errmsg(ctf_errno(g_fp)));
-	}
-
-	(void) ctf_type_name(g_fp, ref, buf, bufsize);
-}
-
-static int
-ctfsrc_member_cb(const char *member, ctf_id_t type, ulong_t off, void *arg)
-{
-	_NOTE(ARGUNUSED(arg));
-	char name[MAX_NAMELEN];
-
-	if (ctf_type_cname(g_fp, type, name, sizeof (name), member) == NULL) {
-		if (ctf_errno(g_fp) != ECTF_NOPARENT) {
-			ctfdump_fatal("type %lu missing name: %s\n", type,
-			    ctf_errmsg(ctf_errno(g_fp)));
-		}
-
-		(void) snprintf(name, sizeof (name), "unknown_t %s", member);
-	}
-
-	/*
-	 * A byte offset is friendlier, but we'll print bits too if it's not
-	 * aligned (i.e. a bitfield).
-	 */
-	if (off % NBBY != 0) {
-		(void) printf("\t%s; /* offset: %lu bytes (%lu bits) */\n",
-		    name, off / NBBY, off);
-	} else {
-		(void) printf("\t%s; /* offset: %lu bytes */\n",
-		    name, off / NBBY);
-	}
-	return (0);
-}
-
-static int
-ctfsrc_enum_cb(const char *name, int value, void *arg)
-{
-	_NOTE(ARGUNUSED(arg));
-	(void) printf("\t%s = %d,\n", name, value);
-	return (0);
-}
-
-static int
-is_anon_refname(const char *refname)
-{
-	return ((strcmp(refname, "struct ") == 0 ||
-	    strcmp(refname, "union ") == 0 ||
-	    strcmp(refname, "enum ") == 0));
-}
-
-static int
-ctfsrc_collect_types_cb(ctf_id_t id, boolean_t root, void *arg)
-{
-	_NOTE(ARGUNUSED(root, arg));
-	(void) ctf_type_name(g_fp, id, idnames[id].ci_name,
-	    sizeof (idnames[id].ci_name));
-	idnames[id].ci_id = id;
-	return (0);
-}
-
-static void
-ctfsrc_type(ctf_id_t id, const char *name)
-{
-	char refname[MAX_NAMELEN];
-	ctf_id_t ref;
-	ssize_t size;
-	int kind;
-
-	if ((kind = ctf_type_kind(g_fp, id)) == CTF_ERR) {
-		ctfdump_fatal("encountered malformed ctf, type %s does not "
-		    "have a kind: %s\n", name, ctf_errmsg(ctf_errno(g_fp)));
-	}
-
-	switch (kind) {
-	case CTF_K_STRUCT:
-	case CTF_K_UNION:
-		/*
-		 * Delay printing anonymous SOUs; a later typedef will usually
-		 * pick them up.
-		 */
-		if (is_anon_refname(name))
-			break;
-
-		if ((size = ctf_type_size(g_fp, id)) == CTF_ERR) {
-			ctfdump_fatal("failed to get size of %s: %s\n", name,
-			    ctf_errmsg(ctf_errno(g_fp)));
-		}
-
-		(void) printf("%s { /* 0x%x bytes */\n", name, size);
-
-		if (ctf_member_iter(g_fp, id, ctfsrc_member_cb, NULL) != 0) {
-			ctfdump_fatal("failed to iterate members of %s: %s\n",
-			    name, ctf_errmsg(ctf_errno(g_fp)));
-		}
-
-		(void) printf("};\n\n");
-		break;
-	case CTF_K_ENUM:
-		/*
-		 * This will throw away any anon enum that isn't followed by a
-		 * typedef...
-		 */
-		if (is_anon_refname(name))
-			break;
-
-		(void) printf("%s {\n", name);
-
-		if (ctf_enum_iter(g_fp, id, ctfsrc_enum_cb, NULL) != 0) {
-			ctfdump_fatal("failed to iterate enumerators of %s: "
-			    "%s\n", name, ctf_errmsg(ctf_errno(g_fp)));
-		}
-
-		(void) printf("};\n\n");
-		break;
-	case CTF_K_TYPEDEF:
-		ctfsrc_refname(id, refname, sizeof (refname));
-
-		if (!is_anon_refname(refname)) {
-			(void) ctf_type_cname(g_fp,
-			    ctf_type_reference(g_fp, id), refname,
-			    sizeof (refname), name);
-
-			(void) printf("typedef %s;\n\n", refname);
-			break;
-		}
-
-		ref = ctf_type_reference(g_fp, id);
-
-		if (ctf_type_kind(g_fp, ref) == CTF_K_ENUM) {
-			(void) printf("typedef enum {\n");
-
-			if (ctf_enum_iter(g_fp, ref,
-			    ctfsrc_enum_cb, NULL) != 0) {
-				ctfdump_fatal("failed to iterate enumerators "
-				    "of %s: %s\n", refname,
-				    ctf_errmsg(ctf_errno(g_fp)));
-			}
-
-			(void) printf("} %s;\n\n", name);
-		} else {
-			if ((size = ctf_type_size(g_fp, ref)) == CTF_ERR) {
-				ctfdump_fatal("failed to get size of %s: %s\n",
-				    refname, ctf_errmsg(ctf_errno(g_fp)));
-			}
-
-			(void) printf("typedef %s{ /* 0x%x bytes */\n",
-			    refname, size);
-
-			if (ctf_member_iter(g_fp, ref,
-			    ctfsrc_member_cb, NULL) != 0) {
-				ctfdump_fatal("failed to iterate members "
-				    "of %s: %s\n", refname,
-				    ctf_errmsg(ctf_errno(g_fp)));
-			}
-
-			(void) printf("} %s;\n\n", name);
-		}
-
-		break;
-	case CTF_K_FORWARD:
-		(void) printf("%s;\n\n", name);
-		break;
-	case CTF_K_UNKNOWN:
-	case CTF_K_INTEGER:
-	case CTF_K_FLOAT:
-	case CTF_K_POINTER:
-	case CTF_K_ARRAY:
-	case CTF_K_FUNCTION:
-	case CTF_K_VOLATILE:
-	case CTF_K_CONST:
-	case CTF_K_RESTRICT:
-		break;
-	default:
-		ctfdump_fatal("encountered unknown kind for type %s: %d\n",
-		    name, kind);
-		break;
-	}
-}
-
-static int
-ctfsrc_collect_objects_cb(const char *name, ctf_id_t id,
-    ulong_t symidx, void *arg)
-{
-	size_t *count = arg;
-
-	/* local static vars can have an unknown ID */
-	if (id == 0)
-		return (0);
-
-	(void) strlcpy(idnames[*count].ci_name, name,
-	    sizeof (idnames[*count].ci_name));
-	idnames[*count].ci_id = id;
-	idnames[*count].ci_symidx = symidx;
-	*count = *count + 1;
-	return (0);
-}
-
-static void
-ctfsrc_object(ctf_id_t id, const char *name)
-{
-	char tname[MAX_NAMELEN];
-
-	if (ctf_type_cname(g_fp, id, tname, sizeof (tname), name) == NULL) {
-		if (ctf_errno(g_fp) != ECTF_NOPARENT) {
-			ctfdump_fatal("type %ld missing name: %s\n", id,
-			    ctf_errmsg(ctf_errno(g_fp)));
-		}
-		(void) snprintf(tname, sizeof (tname), "unknown_t %s", name);
-	}
-
-	(void) printf("extern %s;\n", tname);
-}
-
-static int
-ctfsrc_collect_functions_cb(const char *name, ulong_t symidx,
-    ctf_funcinfo_t *ctc, void *arg)
-{
-	size_t *count = arg;
-
-	(void) strlcpy(idnames[*count].ci_name, name,
-	    sizeof (idnames[*count].ci_name));
-	bcopy(ctc, &idnames[*count].ci_funcinfo, sizeof (*ctc));
-	idnames[*count].ci_id = 0;
-	idnames[*count].ci_symidx = symidx;
-	*count = *count + 1;
-	return (0);
-}
-
-static void
-ctfsrc_function(ctf_idname_t *idn)
-{
-	ctf_funcinfo_t *cfi = &idn->ci_funcinfo;
-	char name[MAX_NAMELEN] = "unknown_t";
-
-	(void) ctf_type_name(g_fp, cfi->ctc_return, name, sizeof (name));
-
-	(void) printf("extern %s %s(", name, idn->ci_name);
-
-	if (cfi->ctc_argc != 0) {
-		ctfdump_fargs_grow(cfi->ctc_argc);
-		if (ctf_func_args(g_fp, idn->ci_symidx,
-		    g_nfargc, g_fargc) == CTF_ERR) {
-			ctfdump_fatal("failed to get arguments for function "
-			    "%s: %s\n", idn->ci_name,
-			    ctf_errmsg(ctf_errno(g_fp)));
-		}
-
-		for (size_t i = 0; i < cfi->ctc_argc; i++) {
-			ctf_id_t aid = g_fargc[i];
-
-			name[0] = '\0';
-
-			(void) ctf_type_name(g_fp, aid, name, sizeof (name));
-
-			(void) printf("%s%s", name,
-			    i + 1 == cfi->ctc_argc ? "" : ", ");
-		}
-	} else {
-		if (!(cfi->ctc_flags & CTF_FUNC_VARARG))
-			(void) printf("void");
-	}
-
-	if (cfi->ctc_flags & CTF_FUNC_VARARG)
-		(void) printf("%s...", cfi->ctc_argc == 0 ? "" : ", ");
-
-	(void) printf(");\n");
-}
-
-static int
-idname_compare(const void *lhs, const void *rhs)
-{
-	return (strcmp(((ctf_idname_t *)lhs)->ci_name,
-	    ((ctf_idname_t *)rhs)->ci_name));
-}
-
-static void
-ctfdump_source(void)
-{
-	ulong_t nr_syms = ctf_nr_syms(g_fp);
-	ctf_id_t max_id = ctf_max_id(g_fp);
-	size_t count = 0;
-
-	(void) printf("/* Types */\n\n");
-
-	if ((idnames = calloc(max_id + 1, sizeof (idnames[0]))) == NULL) {
-		ctfdump_fatal("failed to alloc idnames: %s\n",
-		    strerror(errno));
-	}
-
-	if (ctf_type_iter(g_fp, B_FALSE, ctfsrc_collect_types_cb,
-	    idnames) == CTF_ERR) {
-		ctfdump_warn("failed to collect types: %s\n",
-		    ctf_errmsg(ctf_errno(g_fp)));
-		g_exit = 1;
-	}
-
-	qsort(idnames, max_id, sizeof (ctf_idname_t), idname_compare);
-
-	for (size_t i = 0; i < max_id; i++) {
-		if (idnames[i].ci_id != 0)
-			ctfsrc_type(idnames[i].ci_id, idnames[i].ci_name);
-	}
-
-	free(idnames);
-
-	(void) printf("\n\n/* Data Objects */\n\n");
-
-	if ((idnames = calloc(nr_syms, sizeof (idnames[0]))) == NULL) {
-		ctfdump_fatal("failed to alloc idnames: %s\n",
-		    strerror(errno));
-	}
-
-	if (ctf_object_iter(g_fp, ctfsrc_collect_objects_cb,
-	    &count) == CTF_ERR) {
-		ctfdump_warn("failed to collect objects: %s\n",
-		    ctf_errmsg(ctf_errno(g_fp)));
-		g_exit = 1;
-	}
-
-	qsort(idnames, count, sizeof (ctf_idname_t), idname_compare);
-
-	for (size_t i = 0; i < count; i++)
-		ctfsrc_object(idnames[i].ci_id, idnames[i].ci_name);
-
-	free(idnames);
-
-	(void) printf("\n\n/* Functions */\n\n");
-
-	if ((idnames = calloc(nr_syms, sizeof (idnames[0]))) == NULL) {
-		ctfdump_fatal("failed to alloc idnames: %s\n",
-		    strerror(errno));
-	}
-
-	count = 0;
-
-	if (ctf_function_iter(g_fp, ctfsrc_collect_functions_cb,
-	    &count) == CTF_ERR) {
-		ctfdump_warn("failed to collect functions: %s\n",
+		ctfdump_warn("failed to dump labels: %s\n",
 		    ctf_errmsg(ctf_errno(g_fp)));
 		g_exit = 1;
 	}
-
-	qsort(idnames, count, sizeof (ctf_idname_t), idname_compare);
-
-	for (size_t i = 0; i < count; i++)
-		ctfsrc_function(&idnames[i]);
-
-	free(idnames);
 }
 
 static void
@@ -1076,7 +689,7 @@ ctfdump_output(const char *out)
 		else if (ret == -1)
 			ctfdump_fatal("failed to write to %s: %s\n", out,
 			    strerror(errno));
-		data = ((char *)data) + ret;
+		data += ret;
 		len -= ret;
 	}
 
@@ -1096,11 +709,8 @@ main(int argc, char *argv[])
 	const char *ufile = NULL, *parent = NULL;
 
 	g_progname = basename(argv[0]);
-	while ((c = getopt(argc, argv, ":cdfhlp:sStu:")) != -1) {
+	while ((c = getopt(argc, argv, ":dfhlp:sStu:")) != -1) {
 		switch (c) {
-		case 'c':
-			g_dump |= CTFDUMP_SOURCE;
-			break;
 		case 'd':
 			g_dump |= CTFDUMP_OBJECTS;
 			break;
@@ -1142,13 +752,8 @@ main(int argc, char *argv[])
 	argc -= optind;
 	argv += optind;
 
-	if ((g_dump & CTFDUMP_SOURCE) && !!(g_dump & ~CTFDUMP_SOURCE)) {
-		ctfdump_usage("-c must be specified on its own\n");
-		return (2);
-	}
-
 	/*
-	 * Dump all information except C source by default.
+	 * Dump all information by default.
 	 */
 	if (g_dump == 0)
 		g_dump = CTFDUMP_DEFAULT;
@@ -1178,11 +783,6 @@ main(int argc, char *argv[])
 			    parent, ctf_errmsg(ctf_errno(g_fp)));
 	}
 
-	if (g_dump & CTFDUMP_SOURCE) {
-		ctfdump_source();
-		return (0);
-	}
-
 	/*
 	 * If stats is set, we must run through everything exect CTFDUMP_OUTPUT.
 	 * We also do CTFDUMP_STATS last as a result.
diff --git a/usr/src/cmd/mdb/Makefile.libstandctf b/usr/src/cmd/mdb/Makefile.libstandctf
index 176291399c..caa621be0e 100644
--- a/usr/src/cmd/mdb/Makefile.libstandctf
+++ b/usr/src/cmd/mdb/Makefile.libstandctf
@@ -22,8 +22,6 @@
 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# Copyright 2018 Joyent, Inc.
-#
 
 .KEEP_STATE:
 
@@ -47,9 +45,6 @@ $(NOT_RELEASE_BUILD)CPPFLAGS += -DDEBUG
 CPPFLAGS += -I$(SRC)/common/ctf -I../../../common -DCTF_OLD_VERSIONS -D_MDB \
     -Dvsnprintf=ctf_vsnprintf -Dassfail=kmdb_prom_assfail
 
-CSTD = $(CSTD_GNU99)
-C99LMODE = -Xc99=%all
-
 #
 # kmdb is a kernel module, so we'll use the kernel's build flags.
 CFLAGS64 += $(STAND_FLAGS_64)
diff --git a/usr/src/common/ctf/ctf_types.c b/usr/src/common/ctf/ctf_types.c
index 71c32f953e..2ef4f42d6b 100644
--- a/usr/src/common/ctf/ctf_types.c
+++ b/usr/src/common/ctf/ctf_types.c
@@ -25,7 +25,7 @@
  * Use is subject to license terms.
  */
 /*
- * Copyright 2018 Joyent, Inc.
+ * Copyright (c) 2015, Joyent, Inc.
  */
 
 #include <ctf_impl.h>
@@ -200,91 +200,13 @@ ctf_type_resolve(ctf_file_t *fp, ctf_id_t type)
 }
 
 /*
- * Format an integer type; if a vname is specified, we need to insert it prior
- * to any bitfield ":24" suffix.  This works out far simpler than figuring it
- * out from scratch.
- */
-static const char *
-ctf_format_int(ctf_decl_t *cd, const char *vname, const char *qname,
-    const char *name)
-{
-	const char *c;
-
-	if (vname == NULL) {
-		if (qname != NULL)
-			ctf_decl_sprintf(cd, "%s`%s", qname, name);
-		else
-			ctf_decl_sprintf(cd, "%s", name);
-		return (NULL);
-	}
-
-	if ((c = strchr(name, ':')) == NULL) {
-		ctf_decl_sprintf(cd, "%s", name);
-		return (vname);
-	}
-
-	/* "unsigned int mybits:23" */
-	ctf_decl_sprintf(cd, "%.*s %s%s", c - name, name, vname, c);
-	return (NULL);
-}
-
-static void
-ctf_format_func(ctf_file_t *fp, ctf_decl_t *cd,
-    const char *vname, ctf_id_t id, int want_func_args)
-{
-	ctf_funcinfo_t fi;
-	/* We'll presume zone_create() is a bad example. */
-	ctf_id_t args[20];
-
-	ctf_decl_sprintf(cd, "%s(", vname == NULL ? "" : vname);
-
-	if (!want_func_args)
-		goto out;
-
-	if (ctf_func_info_by_id(fp, id, &fi) != 0)
-		goto out;
-
-	if (fi.ctc_argc > ARRAY_SIZE(args))
-		fi.ctc_argc = ARRAY_SIZE(args);
-
-	if (fi.ctc_argc == 0) {
-		ctf_decl_sprintf(cd, "void");
-		goto out;
-	}
-
-	if (ctf_func_args_by_id(fp, id, fi.ctc_argc, args) != 0)
-		goto out;
-
-	for (size_t i = 0; i < fi.ctc_argc; i++) {
-		char aname[512];
-
-		if (ctf_type_name(fp, args[i], aname, sizeof (aname)) != 0)
-			(void) strlcpy(aname, "unknown_t", sizeof (aname));
-
-		ctf_decl_sprintf(cd, "%s%s", aname,
-		    i + 1 == fi.ctc_argc ? "" : ", ");
-	}
-
-	if (fi.ctc_flags & CTF_FUNC_VARARG)
-		ctf_decl_sprintf(cd, "%s...", fi.ctc_argc == 0 ? "" : ", ");
-
-out:
-	ctf_decl_sprintf(cd, ")");
-}
-
-/*
- * Lookup the given type ID and print a string name for it into buf.  Return the
- * actual number of bytes (not including \0) needed to format the name.
- *
- * "vname" is an optional variable name or similar, so array suffix formatting,
- * bitfields, and functions are C-correct.  (This is not perfect, as can be seen
- * in kiconv_ops_t.)
+ * Lookup the given type ID and print a string name for it into buf.  Return
+ * the actual number of bytes (not including \0) needed to format the name.
  */
 static ssize_t
 ctf_type_qlname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
-    const char *vname, const char *qname)
+    const char *qname)
 {
-	int want_func_args = (vname != NULL);
 	ctf_decl_t cd;
 	ctf_decl_node_t *cdp;
 	ctf_decl_prec_t prec, lp, rp;
@@ -336,8 +258,6 @@ ctf_type_qlname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
 
 			switch (cdp->cd_kind) {
 			case CTF_K_INTEGER:
-				vname = ctf_format_int(&cd, vname, qname, name);
-				break;
 			case CTF_K_FLOAT:
 			case CTF_K_TYPEDEF:
 				if (qname != NULL)
@@ -348,14 +268,10 @@ ctf_type_qlname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
 				ctf_decl_sprintf(&cd, "*");
 				break;
 			case CTF_K_ARRAY:
-				ctf_decl_sprintf(&cd, "%s[%u]",
-				    vname != NULL ? vname : "", cdp->cd_n);
-				vname = NULL;
+				ctf_decl_sprintf(&cd, "[%u]", cdp->cd_n);
 				break;
 			case CTF_K_FUNCTION:
-				ctf_format_func(fp, &cd, vname,
-				    cdp->cd_type, want_func_args);
-				vname = NULL;
+				ctf_decl_sprintf(&cd, "()");
 				break;
 			case CTF_K_STRUCT:
 			case CTF_K_FORWARD:
@@ -390,29 +306,10 @@ ctf_type_qlname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
 			k = cdp->cd_kind;
 		}
 
-		if (rp == prec) {
-			/*
-			 * Peek ahead: if we're going to hit a function,
-			 * we want to insert its name now before this closing
-			 * bracket.
-			 */
-			if (vname != NULL && prec < CTF_PREC_FUNCTION) {
-				cdp = ctf_list_next(
-				    &cd.cd_nodes[CTF_PREC_FUNCTION]);
-
-				if (cdp != NULL) {
-					ctf_decl_sprintf(&cd, "%s", vname);
-					vname = NULL;
-				}
-			}
-
+		if (rp == prec)
 			ctf_decl_sprintf(&cd, ")");
-		}
 	}
 
-	if (vname != NULL)
-		ctf_decl_sprintf(&cd, " %s", vname);
-
 	if (cd.cd_len >= len)
 		(void) ctf_set_errno(fp, ECTF_NAMELEN);
 
@@ -423,7 +320,7 @@ ctf_type_qlname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
 ssize_t
 ctf_type_lname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len)
 {
-	return (ctf_type_qlname(fp, type, buf, len, NULL, NULL));
+	return (ctf_type_qlname(fp, type, buf, len, NULL));
 }
 
 /*
@@ -433,7 +330,7 @@ ctf_type_lname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len)
 char *
 ctf_type_name(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len)
 {
-	ssize_t rv = ctf_type_qlname(fp, type, buf, len, NULL, NULL);
+	ssize_t rv = ctf_type_qlname(fp, type, buf, len, NULL);
 	return (rv >= 0 && rv < len ? buf : NULL);
 }
 
@@ -441,17 +338,10 @@ char *
 ctf_type_qname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
     const char *qname)
 {
-	ssize_t rv = ctf_type_qlname(fp, type, buf, len, NULL, qname);
+	ssize_t rv = ctf_type_qlname(fp, type, buf, len, qname);
 	return (rv >= 0 && rv < len ? buf : NULL);
 }
 
-char *
-ctf_type_cname(ctf_file_t *fp, ctf_id_t type, char *buf, size_t len,
-    const char *cname)
-{
-	ssize_t rv = ctf_type_qlname(fp, type, buf, len, cname, NULL);
-	return (rv >= 0 && rv < len ? buf : NULL);
-}
 
 /*
  * Resolve the type down to a base type node, and then return the size
@@ -1295,16 +1185,3 @@ ctf_kind_name(ctf_file_t *fp, int kind)
 		return ("unknown");
 	}
 }
-
-ctf_id_t
-ctf_max_id(ctf_file_t *fp)
-{
-	int child = (fp->ctf_flags & LCTF_CHILD);
-	return (fp->ctf_typemax + (child ? CTF_CHILD_START : 0));
-}
-
-ulong_t
-ctf_nr_syms(ctf_file_t *fp)
-{
-	return (fp->ctf_nsyms);
-}
diff --git a/usr/src/lib/libctf/Makefile.shared.com b/usr/src/lib/libctf/Makefile.shared.com
index 3f2603a29a..55f090e7f8 100644
--- a/usr/src/lib/libctf/Makefile.shared.com
+++ b/usr/src/lib/libctf/Makefile.shared.com
@@ -22,7 +22,7 @@
 # Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# Copyright 2018 Joyent, Inc.
+# Copyright (c) 2015, Joyent, Inc.  All rights reserved.
 #
 
 #
@@ -69,16 +69,16 @@ SRCS = \
 	$(LIB_OBJS:%.o=$(SRC)/lib/libctf/common/%.c) \
 	$(LIST_OBJS:%.o=$(SRC)/common/list/%.c) \
 	$(MERGEQ_OBJS:%.o=$(SRC)/lib/mergeq/%.c)
-
+	
 LIBS = $(DYNLIB) $(LINTLIB)
 LDLIBS += -lc -lelf -ldwarf -lavl
 
-CSTD = $(CSTD_GNU99)
-C99LMODE = -Xc99=%all
+C99MODE=	-xc99=%all
+C99LMODE=	-Xc99=%all
 
 SRCDIR = $(SRC)/lib/libctf/common
 
-CPPFLAGS +=	-I$(SRC)/lib/libctf/common	\
+CPPFLAGS +=	-I$(SRC)/lib/libctf/common 	\
 		-I$(SRC)/common/ctf		\
 		-I$(SRC)/lib/libdwarf/common	\
 		-I$(SRC)/lib/mergeq		\
diff --git a/usr/src/lib/libctf/common/ctf_dwarf.c b/usr/src/lib/libctf/common/ctf_dwarf.c
index f490c8f351..13a049d243 100644
--- a/usr/src/lib/libctf/common/ctf_dwarf.c
+++ b/usr/src/lib/libctf/common/ctf_dwarf.c
@@ -469,7 +469,7 @@ ctf_dwarf_refdie(ctf_die_t *cdp, Dwarf_Die die, Dwarf_Half name,
 	Dwarf_Off off;
 	Dwarf_Error derr;
 
-	if ((ret = ctf_dwarf_ref(cdp, die, name, &off)) != 0)
+	if ((ret = ctf_dwarf_ref(cdp, die, DW_AT_type, &off)) != 0)
 		return (ret);
 
 	off += cdp->cd_cuoff;
@@ -630,17 +630,6 @@ ctf_dwarf_offset(ctf_die_t *cdp, Dwarf_Die die, Dwarf_Off *offsetp)
 	return (ECTF_CONVBKERR);
 }
 
-/* simpler variant for debugging output */
-static Dwarf_Off
-ctf_die_offset(Dwarf_Die die)
-{
-	Dwarf_Off off = -1;
-	Dwarf_Error derr;
-
-	(void) dwarf_dieoffset(die, &off, &derr);
-	return (off);
-}
-
 static int
 ctf_dwarf_tag(ctf_die_t *cdp, Dwarf_Die die, Dwarf_Half *tagp)
 {
@@ -1558,6 +1547,7 @@ ctf_dwarf_create_enum(ctf_die_t *cdp, Dwarf_Die die, ctf_id_t *idp, int isroot)
 	if ((ret = ctf_dwmap_add(cdp, id, die, B_FALSE)) != 0)
 		return (ret);
 
+
 	if ((ret = ctf_dwarf_child(cdp, die, &child)) != 0) {
 		if (ret == ENOENT)
 			ret = 0;
@@ -1584,35 +1574,27 @@ ctf_dwarf_create_enum(ctf_die_t *cdp, Dwarf_Die die, ctf_id_t *idp, int isroot)
 			continue;
 		}
 
-		/*
-		 * DWARF v4 section 5.7 tells us we'll always have names.
-		 */
-		if ((ret = ctf_dwarf_string(cdp, arg, DW_AT_name, &name)) != 0)
-			return (ret);
-
-		/*
-		 * We have to be careful here: newer GCCs generate DWARF where
-		 * an unsigned value will happily pass ctf_dwarf_signed().
-		 * Since negative values will fail ctf_dwarf_unsigned(), we try
-		 * that first to make sure we get the right value.
-		 */
-		if ((ret = ctf_dwarf_unsigned(cdp, arg, DW_AT_const_value,
-		    &uval)) == 0) {
-			eval = (int)uval;
-		} else if ((ret = ctf_dwarf_signed(cdp, arg, DW_AT_const_value,
+		if ((ret = ctf_dwarf_signed(cdp, arg, DW_AT_const_value,
 		    &sval)) == 0) {
 			eval = sval;
-		}
-
-		if (ret != 0) {
-			if (ret != ENOENT)
-				return (ret);
-
+		} else if (ret != ENOENT) {
+			return (ret);
+		} else if ((ret = ctf_dwarf_unsigned(cdp, arg,
+		    DW_AT_const_value, &uval)) == 0) {
+			eval = (int)uval;
+		} else {
 			(void) snprintf(cdp->cd_errbuf, cdp->cd_errlen,
-			    "encountered enumeration without constant value\n");
+			    "encountered enumration without constant value\n");
 			return (ECTF_CONVBKERR);
 		}
 
+		/*
+		 * DWARF v4 section 5.7 tells us we'll always have names.
+		 */
+		if ((ret = ctf_dwarf_string(cdp, arg, DW_AT_name,
+		    &name)) != 0)
+			return (ret);
+
 		ret = ctf_add_enumerator(cdp->cd_ctfp, id, name, eval);
 		if (ret == CTF_ERR) {
 			(void) snprintf(cdp->cd_errbuf, cdp->cd_errlen,
@@ -2013,31 +1995,11 @@ ctf_dwarf_convert_variable(ctf_die_t *cdp, Dwarf_Die die)
 	ctf_id_t id;
 	ctf_dwvar_t *cdv;
 
-	/* Skip "Non-Defining Declarations" */
-	if ((ret = ctf_dwarf_boolean(cdp, die, DW_AT_declaration, &b)) == 0) {
-		if (b != 0)
-			return (0);
-	} else if (ret != ENOENT) {
-		return (ret);
-	}
-
-	/*
-	 * If we find a DIE of "Declarations Completing Non-Defining
-	 * Declarations", we will use the referenced type's DIE.  This isn't
-	 * quite correct, e.g. DW_AT_decl_line will be the forward declaration
-	 * not this site.  It's sufficient for what we need, however: in
-	 * particular, we should find DW_AT_external as needed there.
-	 */
-	if ((ret = ctf_dwarf_refdie(cdp, die, DW_AT_specification,
-	    &tdie)) == 0) {
-		Dwarf_Off offset;
-		if ((ret = ctf_dwarf_offset(cdp, tdie, &offset)) != 0)
+	if ((ret = ctf_dwarf_boolean(cdp, die, DW_AT_declaration, &b)) != 0) {
+		if (ret != ENOENT)
 			return (ret);
-		ctf_dprintf("die 0x%llx DW_AT_specification -> die 0x%llx\n",
-		    ctf_die_offset(die), ctf_die_offset(tdie));
-		die = tdie;
-	} else if (ret != ENOENT) {
-		return (ret);
+	} else if (b != 0) {
+		return (0);
 	}
 
 	if ((ret = ctf_dwarf_string(cdp, die, DW_AT_name, &name)) != 0 &&
diff --git a/usr/src/lib/libctf/common/mapfile-vers b/usr/src/lib/libctf/common/mapfile-vers
index f64eb407df..cfd2952bbe 100644
--- a/usr/src/lib/libctf/common/mapfile-vers
+++ b/usr/src/lib/libctf/common/mapfile-vers
@@ -23,7 +23,7 @@
 #
 
 #
-# Copyright 2018 Joyent, Inc.
+# Copyright (c) 2015, Joyent, Inc.  All rights reserved.
 #
 
 #
@@ -91,7 +91,6 @@ SYMBOL_VERSION SUNWprivate_1.2 {
 	ctf_label_info;
 	ctf_label_iter;
 	ctf_label_topmost;
-	ctf_max_id;
 	ctf_member_info;
 	ctf_merge_add;
 	ctf_merge_dedup;
@@ -101,7 +100,6 @@ SYMBOL_VERSION SUNWprivate_1.2 {
 	ctf_merge_merge;
 	ctf_merge_set_nthreads;
 	ctf_merge_uniquify;
-	ctf_nr_syms;
 	ctf_object_iter;
 	ctf_parent_file;
 	ctf_parent_label;
@@ -113,7 +111,6 @@ SYMBOL_VERSION SUNWprivate_1.2 {
 	ctf_symbol_name;
 	ctf_type_align;
 	ctf_type_cmp;
-	ctf_type_cname;
 	ctf_type_compat;
 	ctf_type_pointer;
 	ctf_update;
diff --git a/usr/src/man/man1/ctfdump.1 b/usr/src/man/man1/ctfdump.1
index b80c856eaf..eb0fd10165 100644
--- a/usr/src/man/man1/ctfdump.1
+++ b/usr/src/man/man1/ctfdump.1
@@ -9,9 +9,9 @@
 .\" http://www.illumos.org/license/CDDL.
 .\"
 .\"
-.\" Copyright 2018, Joyent, Inc.
+.\" Copyright (c) 2015, Joyent, Inc.
 .\"
-.Dd Oct 2, 2018
+.Dd Oct 4, 2014
 .Dt CTFDUMP 1
 .Os
 .Sh NAME
@@ -19,7 +19,7 @@
 .Nd dump parts of ctf data from files
 .Sh SYNOPSIS
 .Nm ctfdump
-.Op Fl cdfhlsSt
+.Op Fl dfhlsSt
 .Op Fl p Ar parent
 .Op Fl u Ar outfile
 .Ar file
@@ -69,15 +69,9 @@ data can be inspected using
 and other tools such as
 .Xr mdb 1 .
 .Lp
-.Nm
-in
-.Fl c
-mode will generate C-style output, which can be used for comparison.
-Note that this output is not directly compilable.
-.Lp
 When no options are specified,
 .Nm
-displays all information, except the C-style output.
+displays all information.
 However, when the
 .Fl u
 option is used, then no information is displayed by default, unless
@@ -85,10 +79,6 @@ requested through the appropriate option.
 .Sh OPTIONS
 The following options are supported:
 .Bl -hang -width Ds
-.It Fl c
-.Bd -filled -compact
-Generate C-style output.
-.Ed
 .It Fl d
 .Bd -filled -compact
 Dump the types of symbols that correspond to objects.
@@ -417,22 +407,6 @@ $ mdb ./ctf.out
     cth_strlen = 0x7c9c
 }
 .Ed
-.Lp
-.Sy Example 3
-Dumping C-style output
-.Bd -literal -offset 6n
-$ ctfdump -c ./genunix | more
-/* Types */
-
-typedef Elf64_Addr Addr;
-
-typedef unsigned char Bool;
-
-typedef struct CK_AES_CCM_PARAMS CK_AES_CCM_PARAMS;
-
-typedef struct CK_AES_GCM_PARAMS CK_AES_GCM_PARAMS;
-\&...
-.Ed
 .Sh INTERFACE STABILITY
 The command syntax is
 .Sy Committed .
diff --git a/usr/src/tools/ctf/common/ctf_headers.h b/usr/src/tools/ctf/common/ctf_headers.h
index 7cad0d2a27..a63690be77 100644
--- a/usr/src/tools/ctf/common/ctf_headers.h
+++ b/usr/src/tools/ctf/common/ctf_headers.h
@@ -22,7 +22,6 @@
 /*
  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
- * Copyright 2018 Joyent, Inc.
  */
 
 #ifndef _CTF_HEADERS_H
@@ -33,7 +32,7 @@
  * the tools need to include the headers installed on the build system,
  * rather than those in the ON source tree. However, some of the headers
  * required by the tools are part of the ON source tree, but not delivered
- * as part of illumos.  These include the following:
+ * as part of Solaris.  These include the following:
  *
  * $(SRC)/lib/libctf/common/libctf.h
  * $(SRC)/lib/libctf/common/libctf_impl.h
@@ -63,14 +62,8 @@
  *    This last -I include is needed in order to prevent a build failure
  *    when <sys/ctf_api.h> is included via a nested #include rather than
  *    an explicit path #include.
- *
- * Finally, to make life easier, we also include the current definitions of the
- * ccompile.h and sysmacros.h headers to make it so we have to rely less on the
- * build system contents.
  */
 
-#include <uts/common/sys/sysmacros.h>
-#include <uts/common/sys/ccompile.h>
 #include <uts/common/sys/ctf.h>
 #include <uts/common/sys/ctf_api.h>
 #include <common/ctf/ctf_impl.h>
diff --git a/usr/src/tools/ctf/ctfdump/Makefile.com b/usr/src/tools/ctf/ctfdump/Makefile.com
index 66e7a170c4..3e1414ea59 100644
--- a/usr/src/tools/ctf/ctfdump/Makefile.com
+++ b/usr/src/tools/ctf/ctfdump/Makefile.com
@@ -8,15 +8,12 @@
 # source.  A copy of the CDDL is also available via the Internet at
 # http://www.illumos.org/license/CDDL.
 #
-# Copyright 2018 Joyent, Inc.
 
 PROG = ctfdump
 SRCS = ctfdump.c
 
 include ../../Makefile.ctf
 
-CSTD = $(CSTD_GNU99)
-C99LMODE = -Xc99=%all
 CFLAGS += $(CCVERBOSE)
 LDLIBS += -lctf
 
diff --git a/usr/src/tools/ctf/libctf/Makefile.com b/usr/src/tools/ctf/libctf/Makefile.com
index d932042f54..0444b975d5 100644
--- a/usr/src/tools/ctf/libctf/Makefile.com
+++ b/usr/src/tools/ctf/libctf/Makefile.com
@@ -10,7 +10,7 @@
 #
 
 #
-# Copyright 2018 Joyent, Inc.
+# Copyright (c) 2015, Joyent, Inc.
 #
 
 include $(SRC)/lib/libctf/Makefile.shared.com
@@ -24,9 +24,6 @@ LDLIBS += \
 	-L$(ROOTONBLDLIBMACH) \
 	'-R$$ORIGIN/../../lib/$(MACH)' \
 
-CSTD = $(CSTD_GNU99)
-C99LMODE = -Xc99=%all
-
 CPPFLAGS +=	-I$(SRC)/lib/libctf/common/ \
 		-I$(SRC)/lib/libdwarf/common/ \
 		-I$(SRC)/lib/mergeq \
diff --git a/usr/src/uts/common/sys/ctf.h b/usr/src/uts/common/sys/ctf.h
index 2e41cf9a0e..065e985b82 100644
--- a/usr/src/uts/common/sys/ctf.h
+++ b/usr/src/uts/common/sys/ctf.h
@@ -22,13 +22,13 @@
 /*
  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
- *
- * Copyright 2018 Joyent, Inc.
  */
 
 #ifndef	_CTF_H
 #define	_CTF_H
 
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
 #include <sys/types.h>
 
 #ifdef	__cplusplus
@@ -220,13 +220,11 @@ typedef struct ctf_type {
 #define	CTF_TYPE_NAME(stid, offset) \
 	(((stid) << 31) | ((offset) & 0x7fffffff))
 
-#define	CTF_CHILD_START		(0x8000)
-#define	CTF_TYPE_ISPARENT(id)	((id) < CTF_CHILD_START)
-#define	CTF_TYPE_ISCHILD(id)	((id) >= CTF_CHILD_START)
+#define	CTF_TYPE_ISPARENT(id)	((id) < 0x8000)
+#define	CTF_TYPE_ISCHILD(id)	((id) > 0x7fff)
 
-#define	CTF_TYPE_TO_INDEX(id)		((id) & (CTF_CHILD_START - 1))
-#define	CTF_INDEX_TO_TYPE(id, child) \
-	((child) ? ((id) | CTF_CHILD_START) : (id))
+#define	CTF_TYPE_TO_INDEX(id)		((id) & 0x7fff)
+#define	CTF_INDEX_TO_TYPE(id, child)	((child) ? ((id) | 0x8000) : (id))
 #define	CTF_PARENT_SHIFT	15
 
 #define	CTF_STRTAB_0	0	/* symbolic define for string table id 0 */
diff --git a/usr/src/uts/common/sys/ctf_api.h b/usr/src/uts/common/sys/ctf_api.h
index 073cc4f0d6..bc99f67d3f 100644
--- a/usr/src/uts/common/sys/ctf_api.h
+++ b/usr/src/uts/common/sys/ctf_api.h
@@ -24,7 +24,7 @@
  * Use is subject to license terms.
  */
 /*
- * Copyright 2018 Joyent, Inc.
+ * Copyright (c) 2015, Joyent, Inc.
  */
 
 /*
@@ -233,9 +233,6 @@ extern uint_t ctf_flags(ctf_file_t *);
 extern const char *ctf_errmsg(int);
 extern int ctf_version(int);
 
-extern ctf_id_t ctf_max_id(ctf_file_t *);
-extern ulong_t ctf_nr_syms(ctf_file_t *);
-
 extern int ctf_func_info(ctf_file_t *, ulong_t, ctf_funcinfo_t *);
 extern int ctf_func_info_by_id(ctf_file_t *, ctf_id_t, ctf_funcinfo_t *);
 extern int ctf_func_args(ctf_file_t *, ulong_t, uint_t, ctf_id_t *);
@@ -251,8 +248,6 @@ extern ssize_t ctf_type_lname(ctf_file_t *, ctf_id_t, char *, size_t);
 extern char *ctf_type_name(ctf_file_t *, ctf_id_t, char *, size_t);
 extern char *ctf_type_qname(ctf_file_t *, ctf_id_t, char *, size_t,
     const char *);
-extern char *ctf_type_cname(ctf_file_t *, ctf_id_t, char *, size_t,
-    const char *);
 extern ssize_t ctf_type_size(ctf_file_t *, ctf_id_t);
 extern ssize_t ctf_type_align(ctf_file_t *, ctf_id_t);
 extern int ctf_type_kind(ctf_file_t *, ctf_id_t);
diff --git a/usr/src/uts/intel/ctf/Makefile b/usr/src/uts/intel/ctf/Makefile
index 97457d0c0c..207a5ff8ea 100644
--- a/usr/src/uts/intel/ctf/Makefile
+++ b/usr/src/uts/intel/ctf/Makefile
@@ -22,8 +22,6 @@
 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# Copyright 2018 Joyent, Inc.
-#
 
 UTSBASE	= ../..
 
@@ -38,8 +36,6 @@ ALL_TARGET	= $(BINARY)
 LINT_TARGET	= $(MODULE).lint
 INSTALL_TARGET	= $(BINARY) $(ROOTMODULE)
 
-C99LMODE=	-Xc99=%all
-
 CPPFLAGS	+= -I$(SRC)/common/ctf -DCTF_OLD_VERSIONS
 LDFLAGS		+= $(BREDUCE) -M$(UTSBASE)/common/ctf/mapfile -dy
 
diff --git a/usr/src/uts/sparc/ctf/Makefile b/usr/src/uts/sparc/ctf/Makefile
index 0f463684dd..bb40cd9d28 100644
--- a/usr/src/uts/sparc/ctf/Makefile
+++ b/usr/src/uts/sparc/ctf/Makefile
@@ -22,8 +22,6 @@
 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-# Copyright 2018 Joyent, Inc.
-#
 
 UTSBASE	= ../..
 
@@ -38,8 +36,6 @@ ALL_TARGET	= $(BINARY)
 LINT_TARGET	= $(MODULE).lint
 INSTALL_TARGET	= $(BINARY) $(ROOTMODULE)
 
-C99LMODE=	-Xc99=%all
-
 CFLAGS		+= $(CCVERBOSE)
 CPPFLAGS	+= -I$(SRC)/common/ctf -DCTF_OLD_VERSIONS
 LDFLAGS		+= $(BREDUCE) -M$(UTSBASE)/common/ctf/mapfile -dy