-HAVE_NEON = $(shell $(CC) -E -dD $(CFLAGS) frontend/config.h | grep -q '__ARM_NEON__ 1' && echo 1)
-HAVE_ARMV7 = $(shell $(CC) -E -dD $(CFLAGS) frontend/config.h | grep -q '__ARM_ARCH_7A__ 1' && echo 1)
+HAVE_NEON = $(shell $(GCC) -E -dD $(GCC_CFLAGS) frontend/config.h | grep -q '__ARM_NEON__ 1' && echo 1)
+HAVE_ARMV7 = $(shell $(GCC) -E -dD $(GCC_CFLAGS) frontend/config.h | grep -q '__ARM_ARCH_7A__ 1' && echo 1)