Remove unnecessary #include directives.

Time for some spring cleaning.

* args.c, arith.c, buf.c, cadr.c, chksum.c, debug.c, ftw.c,
gc.c, gencadr.txr, glob.c, hash.c, lisplib.c, match.c,
parser.c, parser.l, parser.y, rand.c, signal.c, stream.c,
strudel.c, syslog.c, tree.c, unwind.c, utf8.c, vm.c: Numerous
unnecessary #include directives removed.

1 files changed, 0 insertions, 7 deletions

diff --git a/tree.c b/tree.c
index 12c478ab..fb74f143 100644
--- a/tree.c
+++ b/tree.c
@@ -34,19 +34,12 @@
 #include <signal.h>
 #include "config.h"
 #include "alloca.h"
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
 #include "lib.h"
 #include "gc.h"
-#include "args.h"
-#include "txr.h"
 #include "signal.h"
 #include "unwind.h"
 #include "stream.h"
 #include "eval.h"
-#include "itypes.h"
-#include "arith.h"
 #include "hash.h"
 #include "tree.h"