1 files changed, 3 insertions, 0 deletions
diff --git a/src/cat.c b/src/cat.c
index 8e429a716..503efe7e5 100644
--- a/src/cat.c
+++ b/src/cat.c
@@ -35,6 +35,9 @@
 #include "long-options.h"
 #include "safe-read.h"
 
+/* The official name of this program (e.g., no `g' prefix).  */
+#define PROGRAM_NAME "cat"
+
 /* Undefine, to avoid warning about redefinition on some systems.  */
 #undef max
 #define max(h,i) ((h) > (i) ? (h) : (i))