X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=pciutils.h;h=95c26e64f3d00e19c8b5424e65f3fd4112c3a290;hb=b6e558fb75b6e46b9a10d2b1e5c10c346b412331;hp=3c5fac616479c95e73f5e89156539afcc2b1262b;hpb=af34f014f33e39af5f77e3bcdd66f05b3bd9aa39;p=pciutils.git

diff --git a/pciutils.h b/pciutils.h
index 3c5fac6..95c26e6 100644
--- a/pciutils.h
+++ b/pciutils.h
@@ -3,13 +3,28 @@
  *
  *	Copyright (c) 1997--2018 Martin Mares <mj@ucw.cz>
  *
- *	Can be freely distributed and used under the terms of the GNU GPL.
+ *	Can be freely distributed and used under the terms of the GNU GPL v2+
+ *
+ *	SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #include "lib/pci.h"
 #include "lib/sysdep.h"
 
-#ifdef PCI_OS_WINDOWS
+/*
+ * gcc predefines macro __MINGW32__ for all MinGW targets.
+ * Including some MinGW header (e.g. windef.h) defines additional
+ * macro __MINGW32_MAJOR_VERSION (available for all MinGW targets).
+ */
+#if defined(PCI_OS_WINDOWS) && defined(__MINGW32__)
+#include <windef.h>
+#endif
+
+/*
+ * On Windows only MinGW 3.0 and higher versions provides <getopt.h>
+ * header file. Older MinGW versions and MSVC do not have it.
+ */
+#if defined(PCI_OS_WINDOWS) && !(defined(__MINGW32_MAJOR_VERSION) && __MINGW32_MAJOR_VERSION >= 3)
 #include "compat/getopt.h"
 #else
 #include <unistd.h>