libs/re: fix build with musl and glibc

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

diff --git a/libs/re/Makefile b/libs/re/Makefile
index b7abff250b43cd8b3a009e199897d175ad5c19a4..561472a898ecc12f2340f9cbeb36c770fbae98d3 100644 (file)
--- a/libs/re/Makefile
+++ b/libs/re/Makefile
@@ -33,7 +33,7 @@ endef
 
 TARGET_CFLAGS += $(FPIC)
 
-ifneq ($(CONFIG_USE_EGLIBC),)
+ifneq ($(CONFIG_USE_GLIBC)$(CONFIG_USE_MUSL),)
 TARGET_CFLAGS += -D_GNU_SOURCE
 endif