1 files changed, 5 insertions, 0 deletions

diff --git a/src/lisp.h b/src/lisp.h
index b483e72cef7..5a1b336aaff 100644
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -3101,3 +3101,8 @@ extern Lisp_Object Vdirectory_sep_char;
             (EQ (hare, tortoise)                        \
              && (circular_list_error ((list)), 1)))     \
          : 0)))
+
+/* The ubiquitous min and max macros.  */
+
+#define min(a, b)       ((a) < (b) ? (a) : (b))
+#define max(a, b)       ((a) > (b) ? (a) : (b))