test: nptl and tls tests need main include dir

Signed-off-by: Austin Foxley <austinf@cetoncorp.com>

test/nptl/Makefile.in

@@ -57,6 +57,7 @@ EXTRA_CFLAGS := -DNOT_IN_libc=1 -D_LIBC -D__USE_GNU -std=gnu99 \
 	-I$(PTDIR)/sysdeps/generic					\
 	-I$(top_builddir)ldso/include					\
 	-I$(top_builddir)ldso/ldso/$(TARGET_ARCH)			\
+	-I$(top_builddir)include					\
 	-include $(top_builddir)include/libc-symbols.h
 
 ifeq ($(TARGET_ARCH),i386)

test/tls/Makefile.in

@@ -19,6 +19,7 @@ EXTRA_CFLAGS := -DNOT_IN_libc=1 \
 	-I$(PTDIR)/sysdeps/generic				\
 	-I$(top_builddir)ldso/include				\
 	-I$(top_builddir)ldso/ldso/$(TARGET_ARCH)		\
+	-I$(top_builddir)include				\
 	-include $(top_builddir)include/libc-symbols.h
 
 CFLAGS_tst-tlsmod1.so := -fPIC -DSHARED -shared