fix: cross compile when building

Signed-off-by: Ji Hwan <[email protected]>

Author: jhkimqd

Makefile

@@ -41,6 +41,7 @@ cross: $(BUILD_DIR) ## Cross-compile go binaries using CGO.
 # - `-s -w` enables to strip debug and suppress warnings.
 # - `-linkmode external -extldflags "-static-libgo"` allows dynamic linking.
 	echo "Building $(BIN_NAME)_$(GIT_TAG)_linux_arm64..."
+	export CC=arm-linux-gnueabi-gcc
 	CC=aarch64-linux-gnu-gcc CGO_ENABLED=1 GOOS=linux GOARCH=arm64 go build \
 			-ldflags '$(VERSION_FLAGS) -s -w -linkmode external -extldflags "-static-libgo"' \
 			-tags netgo \