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-rw-r--r--configure.ac2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 862d694e75..4d4f05fb38 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3119,6 +3119,7 @@ then
AC_MSG_CHECKING(getaddrinfo bug)
AC_CACHE_VAL(ac_cv_buggy_getaddrinfo,
AC_RUN_IFELSE([AC_LANG_SOURCE([[[
+#include <stdio.h>
#include <sys/types.h>
#include <netdb.h>
#include <string.h>
@@ -4447,6 +4448,7 @@ AC_CHECK_TYPE(socklen_t,,
AC_MSG_CHECKING(for broken mbstowcs)
AC_CACHE_VAL(ac_cv_broken_mbstowcs,
AC_RUN_IFELSE([AC_LANG_SOURCE([[
+#include <stdio.h>
#include<stdlib.h>
int main() {
size_t len = -1;