CFLAGS := -O2 -g -std=gnu99 -pthread -Wall
-UNAME_P := $(shell uname -p)
+UNAME_M := $(shell uname -m)
# Always build 32-bit tests
all: all_32
# If we're on a 64-bit host, build 64-bit tests as well
-ifeq ($(shell uname -p),x86_64)
+ifeq ($(UNAME_M),x86_64)
all: all_64
endif