make it work on linux

git-svn-id: http://svn.apache.org/repos/asf/apr/apr/trunk@63102 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 4 insertions, 1 deletions

diff --git a/build/apr_network.m4 b/build/apr_network.m4
index 4e279af7c..927adeb8b 100644
--- a/build/apr_network.m4
+++ b/build/apr_network.m4
@@ -146,13 +146,16 @@ AC_DEFUN(APR_CHECK_RESOLV_RETRANS,[
   AC_CACHE_CHECK(for presence of retrans/retry fields in res_state/resolv.h , ac_cv_retransretry,[
   AC_TRY_RUN( [
 #include <sys/types.h>
+#if defined(__sun__)
 #include <inet/ip.h>
+#endif
 #include <resolv.h>
 /* _res is a global defined in resolv.h */
-void main(void) {
+int main(void) {
     _res.retrans = 2;
     _res.retry = 1;
     exit(0);
+    return 0;
 }
 ],[
   ac_cv_retransretry="yes"