-build_date = $(shell date)
-system = $(shell uname -rs)
-cc_version = $(shell $(CC) --version | head -n 1)
-codename = solar saturation
+build_date := $(shell date)
+uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS")
+uname_rs := $(shell uname -rs)
+cc_version := $(shell $(CC) --version | head -n 1)
+codename := axiomatic perspectivity