(sys_nerr): Really declare ifndef HAVE_STRERROR.

From-SVN: r9529

diff --git a/gcc/protoize.c b/gcc/protoize.c
index d6d9d4a1fdaa8872ac065ab8104392b9097609f8..6152a3edc2256cced2507b36d3a5e86459166353 100644 (file)
--- a/gcc/protoize.c
+++ b/gcc/protoize.c
@@ -85,6 +85,7 @@ extern int errno;
 #endif
 
 #ifndef HAVE_STRERROR
+extern int sys_nerr;
 #if defined(bsd4_4)
 extern const char *const sys_errlist[];
 #else