fix

Makefile

@@ -97,7 +97,7 @@ $(EXE_DIR)/%256_test.exe: $(OBJ_DIR)/%256_test.o $(BLS256_LIB) $(MCL_LIB)
 # sample exe links libbls256.a
 $(EXE_DIR)/%.exe: $(OBJ_DIR)/%.o $(BLS256_LIB) $(MCL_LIB)
 	$(PRE)$(CXX) $< -o $@ $(BLS256_LIB) -L$(MCL_DIR)/lib -lmcl $(LDFLAGS)
-ifneq ($(findstring $(OS),mac/mac-m1),)
+ifeq ($(findstring $(OS),mac/mac-m1),)
 	install_name_tool bin/bls_smpl.exe -change lib/libmcl.dylib $(MCL_DIR)/lib/libmcl.dylib
 endif
 
@@ -126,6 +126,7 @@ sample_test: $(EXE_DIR)/bls_smpl.exe
 # PATH is for mingw, LD_LIBRARY_PATH is for linux, DYLD_LIBRARY_PATH is for mac
 COMMON_LIB_PATH="../../../lib:../../../../mcl/lib"
 PATH_VAL=$$PATH:$(COMMON_LIB_PATH) LD_LIBRARY_PATH=$(COMMON_LIB_PATH) DYLD_LIBRARY_PATH=$(COMMON_LIB_PATH) CGO_LDFLAGS="-L../../../lib" CGO_CFLAGS="-I$(PWD)/include -I$(MCL_DIR)/include"
+$(info $$PATH_VAL is [${PATH_VAL}])
 test_go256: ffi/go/bls/bls.go ffi/go/bls/bls_test.go $(BLS256_SLIB)
 	cd ffi/go/bls && env PATH=$(PATH_VAL) go test -tags bn256 .
 test_go384: ffi/go/bls/bls.go ffi/go/bls/bls_test.go $(BLS384_SLIB)