-char *lookup_vendor(word);
-char *lookup_device(word, word);
-char *lookup_device_full(word, word);
-char *lookup_class(word);
+/*
+ * 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>
+#endif
+
+#define PCIUTILS_VERSION PCILIB_VERSION
+
+extern const char program_name[];
+
+void die(char *msg, ...) NONRET PCI_PRINTF(1,2);
+void *xmalloc(size_t howmuch);
+void *xrealloc(void *ptr, size_t howmuch);
+char *xstrdup(const char *str);
+int parse_generic_option(int i, struct pci_access *pacc, char *arg);
+
+#ifdef PCI_HAVE_PM_INTEL_CONF
+#define GENOPT_INTEL "H:"
+#define GENHELP_INTEL "-H <mode>\tUse direct hardware access (<mode> = 1 or 2)\n"
+#else
+#define GENOPT_INTEL
+#define GENHELP_INTEL
+#endif
+#if defined(PCI_HAVE_PM_DUMP) && !defined(PCIUTILS_SETPCI)
+#define GENOPT_DUMP "F:"
+#define GENHELP_DUMP "-F <file>\tRead PCI configuration dump from a given file\n"
+#else
+#define GENOPT_DUMP
+#define GENHELP_DUMP
+#endif
+
+#define GENERIC_OPTIONS "A:GO:" GENOPT_INTEL GENOPT_DUMP
+#define GENERIC_HELP \
+ "-A <method>\tUse the specified PCI access method (see `-A help' for a list)\n" \
+ "-O <par>=<val>\tSet PCI access parameter (see `-O help' for a list)\n" \
+ "-G\t\tEnable PCI access debugging\n" \
+ GENHELP_INTEL GENHELP_DUMP