mk: build with _GNU_SOURCE defined by default

[dpdk.git] / mk / target / generic / rte.vars.mk

diff --git a/mk/target/generic/rte.vars.mk b/mk/target/generic/rte.vars.mk
index 98085cd..dd149ac 100644 (file)
--- a/mk/target/generic/rte.vars.mk
+++ b/mk/target/generic/rte.vars.mk
@@ -108,6 +108,9 @@ CFLAGS += -include $(RTE_SDK_BIN)/include/rte_config.h
 LDFLAGS += -L$(RTE_SDK_BIN)/lib
 endif
 
+# always define _GNU_SOURCE
+CFLAGS += -D_GNU_SOURCE
+
 export CFLAGS
 export LDFLAGS