diff --git a/net-libs/liblockfile/files/liblockfile-1.06-glibc24.patch b/net-libs/liblockfile/files/liblockfile-1.06-glibc24.patch
new file mode 100644
--- /dev/null
+++ b/net-libs/liblockfile/files/liblockfile-1.06-glibc24.patch
@@ -0,0 +1,14 @@
+Index: liblockfile-1.06/configure.in
+===================================================================
+--- liblockfile-1.06.orig/configure.in
++++ liblockfile-1.06/configure.in
+@@ -7,7 +7,7 @@ AC_PROG_CC
+ 
+ dnl Set Default CFLAGS
+ if test "$GCC" = "yes"; then
+-    CFLAGS="$CFLAGS -Wall -D_GNU_SOURCE"
++    CFLAGS="$CFLAGS -Wall"
+ fi
+ 
+ TARGETS="static"
+