1 files changed, 3 insertions, 0 deletions
diff --git a/src/nl.c b/src/nl.c
index 4365686c8..b0b3c85dd 100644
--- a/src/nl.c
+++ b/src/nl.c
@@ -33,6 +33,9 @@
 #include "long-options.h"
 #include "xstrtol.h"
 
+/* The official name of this program (e.g., no `g' prefix).  */
+#define PROGRAM_NAME "nl"
+
 #ifndef TRUE
 # define TRUE   1
 # define FALSE  0