configure: Assume that dirent.h is available on Unix.

configure

@@ -8252,12 +8252,6 @@ then :
   printf "%s\n" "#define HAVE_ASM_USER_H 1" >>confdefs.h
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "dirent.h" "ac_cv_header_dirent_h" "$ac_includes_default"
-if test "x$ac_cv_header_dirent_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_DIRENT_H 1" >>confdefs.h
-
-fi
 ac_fn_c_check_header_compile "$LINENO" "elf.h" "ac_cv_header_elf_h" "$ac_includes_default"
 if test "x$ac_cv_header_elf_h" = xyes
 then :

configure.ac

@@ -434,7 +434,6 @@ AC_CHECK_HEADERS(\
 	arpa/nameser.h \
 	asm/types.h \
 	asm/user.h \
-	dirent.h \
 	elf.h \
 	float.h \
 	gettext-po.h \

dlls/nsiproxy.sys/tcp.c

@@ -25,19 +25,13 @@
 
 #include "config.h"
 #include <stdarg.h>
+#include <sys/types.h>
+#include <dirent.h>
 
 #ifdef HAVE_SYS_PARAM_H
 #include <sys/param.h>
 #endif
 
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
-#ifdef HAVE_DIRENT_H
-#include <dirent.h>
-#endif
-
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif

dlls/win32u/freetype.c

@@ -37,9 +37,7 @@
 # include <sys/mman.h>
 #endif
 #include <string.h>
-#ifdef HAVE_DIRENT_H
-# include <dirent.h>
-#endif
+#include <dirent.h>
 #include <stdio.h>
 #include <assert.h>
 #include <unistd.h>

dlls/wineps.drv/mkagl.c

@@ -19,9 +19,7 @@
 #include "config.h"
 
 #include <sys/types.h>
-#ifdef HAVE_DIRENT_H
-# include <dirent.h>
-#endif
+#include <dirent.h>
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>

include/config.h.in

@@ -49,9 +49,6 @@
 /* Define to 1 if you have the <cups/ppd.h> header file. */
 #undef HAVE_CUPS_PPD_H
 
-/* Define to 1 if you have the <dirent.h> header file. */
-#undef HAVE_DIRENT_H
-
 /* Define to 1 if you have the <DiskArbitration/DiskArbitration.h> header
    file. */
 #undef HAVE_DISKARBITRATION_DISKARBITRATION_H