fixes for multi thread support

[NeonServV5.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 9dc6e4f2b1539a034ca5bf2192da1fb2b0719a8a..745ed802335334ebe35f791ea341bd957d07450f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -57,6 +57,8 @@ AC_ARG_ENABLE([debug],
   [CFLAGS='-g -O0 -Wall -Wshadow -Werror'],
   [CFLAGS='-g -O2'])
 
+CFLAGS="$CFLAGS -D_GNU_SOURCE"
+
 # Checks for header files.
 AC_CHECK_HEADERS([arpa/inet.h netdb.h netinet/in.h stdlib.h string.h sys/socket.h unistd.h windows.h winsock2.h])