Remove duplicate #include directives.

* alloc.c [GC_MARK_STACK == GC_USE_GCPROS_CHECK_ZOMBIES]:
* xfaces.c:
Don't include stdio.h twice.
* buffer.c [USE_MMAP_FOR_BUFFERS]:
Don't include sys/types.h or stdio.h twice.
* fileio.c [WINDOWSNT | MSDOS]: Don't include fcntl.h twice.
* lread.c: Don't include coding.h twice.
* nsfont.m: Don't include frame.h twice.
* process.c [HAVE_RES_INIT]: Don't include <netinet/in.h> twice.
* ralloc.c: Don't include <unistd.h> twice.
* xdisp.c: Don't include font.h twice.
* xterm.c: Don't include fontset.h twice.
* xterm.h [USE_X_TOOLKIT]: Don't include X11/StringDefs.h twice.

1 files changed, 0 insertions, 4 deletions

diff --git a/src/alloc.c b/src/alloc.c
index b625e1f27e0..a31a176caa7 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -247,10 +247,6 @@ enum mem_type
 
 #if GC_MARK_STACK || defined GC_MALLOC_CHECK
 
-#if GC_MARK_STACK == GC_USE_GCPROS_CHECK_ZOMBIES
-#include <stdio.h>              /* For fprintf.  */
-#endif
-
 /* A unique object in pure space used to make some Lisp objects
    on free lists recognizable in O(1).  */