/* Written by David MacKenzie <djm@gnu.ai.mit.edu> and
Jim Meyering <meyering@cs.utexas.edu>. */
+#ifdef HAVE_CONFIG_H
+#if defined (CONFIG_BROKETS)
+/* We use <config.h> instead of "config.h" so that a compilation
+ using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
+ (which it would do because it found this file in $srcdir). */
+#include <config.h>
+#else
+#include "config.h"
+#endif
+#endif
+
#ifdef __GNUC__
#define alloca __builtin_alloca
#else
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
+
+#ifdef STAT_MACROS_BROKEN
+#ifdef S_ISDIR
+#undef S_ISDIR
+#endif
+#endif /* STAT_MACROS_BROKEN. */
+
#if !defined(S_ISDIR) && defined(S_IFDIR)
-#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
+#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
#ifdef STDC_HEADERS
#include <stdlib.h>
#endif
-#if defined (STDC_HEADERS) || defined (HAVE_ERRNO_H)
+#ifdef HAVE_ERRNO_H
#include <errno.h>
-#else
+#endif
+
+#ifndef STDC_HEADERS
extern int errno;
#endif