Assume strerror(3) exists

ISO C99 requires strerror(3).

Link: <https://github.com/shadow-maint/shadow/pull/600>
Cc: Christian Göttsche <cgzones@googlemail.com>
Cc: Iker Pedrosa <ipedrosa@redhat.com>
Cc: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Alejandro Colomar <alx@kernel.org>

diff --git a/configure.ac b/configure.ac
index 32a162f1e437b2cf3f3a910b532305e09b3b6a2a..7e473eaf1b26668edc93270dca3b71a39bb8c15e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -102,7 +102,7 @@ AC_TYPE_GETGROUPS
 AC_FUNC_UTIME_NULL
 AC_REPLACE_FUNCS(mkdir putgrent putpwent putspent rename rmdir)
 AC_REPLACE_FUNCS(sgetgrent sgetpwent sgetspent)
-AC_REPLACE_FUNCS(snprintf strcasecmp strdup strerror strstr)
+AC_REPLACE_FUNCS(snprintf strcasecmp strdup strstr)
 
 AC_CHECK_FUNC(setpgrp)
 AC_CHECK_FUNC(secure_getenv, [AC_DEFINE(HAS_SECURE_GETENV,

diff --git a/lib/defines.h b/lib/defines.h
index 74162f472585eca26a25705ab09bad71b4935576..311bd7c457860b5ab076cfbbdccb6adbcd5e9f48 100644 (file)
--- a/lib/defines.h
+++ b/lib/defines.h
@@ -250,7 +250,6 @@ static inline void memzero(void *ptr, size_t size)
 #ifdef sun                     /* hacks for compiling on SunOS */
 # ifndef SOLARIS
 extern char *strdup ();
-extern char *strerror ();
 # endif
 #endif