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$NetBSD: patch-fdname.c,v 1.1 2021/01/08 08:47:29 otis Exp $
Use correct prototype for getprotobynumber_r() on SunOS
--- fdname.c.orig 2021-01-03 18:23:22.000000000 +0000
+++ fdname.c
@@ -232,7 +232,7 @@ int sockname(int fd, FILE *outfile, char
/*Linux struct ifreq ifc = {{{ 0 }}};*/
struct ifreq ifc = {{ 0 }};
#endif
- int rc;
+ int rc = 0;
#if defined(SO_PROTOCOL) || defined(SO_PROTOTYPE)
optlen = sizeof(proto);
@@ -254,7 +254,12 @@ int sockname(int fd, FILE *outfile, char
#if defined(SO_PROTOCOL) || defined(SO_PROTOTYPE)
#if HAVE_GETPROTOBYNUMBER_R
+#if defined(__sun)
+ protoentp = getprotobynumber_r(proto, &protoent, protoname, sizeof(protoname));
+ rc = errno;
+#else
rc = getprotobynumber_r(proto, &protoent, protoname, sizeof(protoname), &protoentp);
+#endif
if (protoentp == NULL) {
Warn2("sockname(): getprotobynumber_r(proto=%d, ...): %s",
proto, strerror(rc));
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