Header file cleanup.

* arith.c, cadr.c, debug.c, eval.c, filter.c, gencadr.txr, glob.c,
hash.c, linenoise/linenoise.c, lisplib.c, match.c, parser.c, rand.c,
regex.c, signal.c, stream.c, struct.c, sysif.c, syslog.c, txr.c,
unwind.c, utf8.c: Remove unncessary header files.

1 files changed, 0 insertions, 1 deletions

diff --git a/regex.c b/regex.c
index 1b2fbad2..4dd61610 100644
--- a/regex.c
+++ b/regex.c
@@ -30,7 +30,6 @@
 #include <wchar.h>
 #include <assert.h>
 #include <dirent.h>
-#include <dirent.h>
 #include <limits.h>
 #include <signal.h>
 #include <stdarg.h>