Remove _bitmap_error prototype from dsimple.c

The function itself was dropped in
77c46f5ed8d96106ff117f89932ada0439193cb6.

1 files changed, 0 insertions, 2 deletions

diff --git a/dsimple.c b/dsimple.c
index ff1594d..744a3d6 100644
--- a/dsimple.c
+++ b/dsimple.c
@@ -59,8 +59,6 @@ char    *program_name = "unknown_program";
 Display *dpy = NULL;
 int      screen = 0;
 
-static void _bitmap_error(int, char *);
-
 /*
  * Malloc: like malloc but handles out of memory using Fatal_Error.
  */