$NetBSD: patch-ab,v 1.11 2017/02/12 01:01:19 mef Exp $

o Delete the -Werror flag in order to recognise the type of sa_len:

    In function ‘main’:
    warning: variable ‘sa_len_ptr’ set but not used [-Wunused-but-set-variable] uint8_t *sa_len_ptr;

o Add support for DragonFly BSD

--- configure.orig	2014-09-03 14:52:29.000000000 +0000
+++ configure
@@ -12804,8 +12804,6 @@ if test x"${debug_enabled}" = xt; then
 else
     #autoconf_compflags is set to "-g -O2" with GCC
     #override CFLAGS when running configure to avoid this
-    CPPFLAGS="$CPPFLAGS${CPPFLAGS:+ }-DDEBUG=0"
-    CFLAGS="$CFLAGS${CFLAGS:+ }$autoconf_compflags"
 
     case $COMPTYPE in
 	gcc)
@@ -15424,7 +15422,7 @@ if test x"${have_sa_len}" != x; then
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sa_len type" >&5
 $as_echo_n "checking for sa_len type... " >&6; }
    oCFLAGS="$CFLAGS"
-   CFLAGS="$CFLAGS${CFLAGS:+ }$FAILWARN"
+   CFLAGS="$CFLAGS${CFLAGS:+ }"
    unset sa_len_type_found
    for type in uint8_t "unsigned char"; do
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -24719,8 +24717,13 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_
 #include <netdb.h>
 #include <unistd.h>
 
+#if defined(__DragonFly__)
 struct hostent *
 gethostbyaddr( const char *, int, int
+#else
+struct hostent *
+gethostbyaddr( const char *, socklen_t, int
+#endif
 );
 int
 main ()
@@ -24740,9 +24743,18 @@ cat >>confdefs.h <<_ACEOF
 #define HAVE_PROT_GETHOSTBYADDR_1 const char *
 _ACEOF
 
-cat >>confdefs.h <<_ACEOF
+case "$host_os" in
+dragonfly*)
+	cat >>confdefs.h <<_ACEOF
 #define HAVE_PROT_GETHOSTBYADDR_2 int
 _ACEOF
+;;
+*)
+	cat >>confdefs.h <<_ACEOF
+#define HAVE_PROT_GETHOSTBYADDR_2 socklen_t
+_ACEOF
+;;
+esac
 
 cat >>confdefs.h <<_ACEOF
 #define HAVE_PROT_GETHOSTBYADDR_3 int
@@ -67655,7 +67667,7 @@ problems.
 fi
 
 VINFO=README.latest
-test -s "$VINFO" && cat "$VINFO"
+test -s "$VINFO" && cat "$VINFO" || true
 
 #XXX depcomp regen hack
 touch _reconf