X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/142729be43ce2f38952a3b97e351b419c7cba2b2..c66b47937d9e790256fa99815557935d6561b309:/h/prototypes.h

diff --git a/h/prototypes.h b/h/prototypes.h
index 2e7bb328..970cd210 100644
--- a/h/prototypes.h
+++ b/h/prototypes.h
@@ -15,8 +15,6 @@ char *etcpath(char *) NONNULL(1);
 
 struct msgs_array;
 
-char *concat (const char *, ...) ENDNULL;
-
 /*
  * Print null-terminated PROMPT to and flush standard output.  Read answers from
  * standard input until one matches an entry in SWITCHES.  When one matches,