[PATCH] Do not limit use of warnings to GCC

These are not compiler specific warnings, use them everywhere.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index bc7d7137..33d483d2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -955,7 +955,7 @@ AC_ARG_ENABLE(warnings, AS_HELP_STRING([--disable-warnings],[Turn off compiler w
         mutt_cv_warnings=no
 fi])
 
-if test x$GCC = xyes && test $mutt_cv_warnings = yes; then
+if test $mutt_cv_warnings = yes; then
   CFLAGS="-Wall -pedantic $CFLAGS"
 fi
 
-- 
2.51.0