1 files changed, 6 insertions, 0 deletions
diff --git a/util.h b/util.h
new file mode 100644
index 0000000..033700c
--- /dev/null
+++ b/util.h
@@ -0,0 +1,6 @@
+/* See LICENSE file for copyright and license details. */
+
+#define MAX(A, B)               ((A) > (B) ? (A) : (B))
+#define MIN(A, B)               ((A) < (B) ? (A) : (B))
+
+void die(const char *errstr, ...);