gentoo-overlay/net-libs/libtrace/files/libtrace-4.0.0-with-numa.patch

--- a/configure.in
+++ b/configure.in
@@ -431,7 +431,23 @@
         [[#include <linux/if_packet.h>]])
 
 # If we use DPDK we might be able to use libnuma
-AC_CHECK_LIB(numa, numa_node_to_cpus, have_numa=1, have_numa=0)
+AC_ARG_WITH(numa,
+	AS_HELP_STRING(--with-numa,include NUMA support),
+[
+	if test "$withval" = no
+	then
+		want_numa=no
+	else
+		want_numa=yes
+	fi
+],[
+	# Default to building without NUMA
+	want_numa=yes
+])
+
+if test "$want_numa" != no; then
+	AC_CHECK_LIB(numa, numa_node_to_cpus, have_numa=1, have_numa=0)
+fi
 
 # Checks for various "optional" libraries
 AC_CHECK_LIB(pthread, pthread_create, have_pthread=1, have_pthread=0)