--- apps/app_disa.c~	Thu Sep 20 13:09:14 2007
+++ apps/app_disa.c	Sun Aug 17 22:59:52 2008
@@ -298,7 +298,7 @@
 					continue;
 				}
 			} else {
-				if (j == '#') { /* end of extension */
+				if (j == '#' && i > 0) { /* end of extension, but allow initial # */
 					break;
 				}
 			}