1 files changed, 5 insertions, 0 deletions
diff --git a/error.c b/error.c
index 50a45b2..b4a3898 100644
--- a/error.c
+++ b/error.c
@@ -162,6 +162,11 @@ static void do_error(int code, va_list ap) {
 	sprintf(error, "macro `%.200s' already defined", sp);
 	flags = FILEPOS;
 	break;
+      case err_whatever:
+	sp = va_arg(ap, char *);
+        vsprintf(error, sp, ap);
+        flags = PREFIX;
+        break;
     }
 
     if (flags & PREFIX)