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blob: 5c81dbfe948559933062d684430fcec32815e25d (plain)
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--- a/configure.in
+++ b/configure.in
@@ -143,7 +143,7 @@
     AC_DEFINE(_BSD_SOURCE)
     AC_DEFINE(__BSD_SOURCE)
     AC_DEFINE(__FAVOR_BSD)
-    LIBNET_CONFIG_DEFINES="-D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD"
+    LIBNET_CONFIG_DEFINES="-D_DEFAULT_SOURCE -D__FAVOR_BSD"
     AC_CHECK_HEADERS(net/ethernet.h, \
         LIBNET_CONFIG_DEFINES="$LIBNET_CONFIG_DEFINES -DHAVE_NET_ETHERNET_H")
     MAN_PREFIX="$prefix/man/man3/"