+// No wxUSE_WCHAR_T: we have to do something (JACS)
+# define wxMB2WC wxStrncpy
+# define wxWC2MB wxStrncpy
+# define wxMB2WX wxStrncpy
+# define wxWX2MB wxStrncpy
+# define wxWC2WX wxWC2MB
+# define wxWX2WC wxMB2WC
+#endif
+
+WXDLLEXPORT bool wxOKlibc(); // for internal use
+
+// if libc versions are not available, use replacements defined in wxchar.cpp
+#ifndef wxStrdup
+WXDLLEXPORT wxChar * wxStrdup(const wxChar *psz);
+#endif
+
+#ifndef wxStricmp
+WXDLLEXPORT int wxStricmp(const wxChar *psz1, const wxChar *psz2);
+#endif
+
+#ifndef wxStrtok
+WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr);
+#endif
+
+#ifndef wxSetlocale
+WXDLLEXPORT wxChar * wxSetlocale(int category, const wxChar *locale);
+#endif
+
+#ifdef wxNEED_WCSLEN // for use in buffer.h
+WXDLLEXPORT size_t wcslen(const wchar_t *s);
+#endif
+
+#ifdef wxNEED_WX_CTYPE_H
+WXDLLEXPORT int wxIsalnum(wxChar ch);
+WXDLLEXPORT int wxIsalpha(wxChar ch);
+WXDLLEXPORT int wxIsctrl(wxChar ch);
+WXDLLEXPORT int wxIsdigit(wxChar ch);
+WXDLLEXPORT int wxIsgraph(wxChar ch);
+WXDLLEXPORT int wxIslower(wxChar ch);
+WXDLLEXPORT int wxIsprint(wxChar ch);
+WXDLLEXPORT int wxIspunct(wxChar ch);
+WXDLLEXPORT int wxIsspace(wxChar ch);
+WXDLLEXPORT int wxIsupper(wxChar ch);
+WXDLLEXPORT int wxIsxdigit(wxChar ch);
+WXDLLEXPORT int wxTolower(wxChar ch);
+WXDLLEXPORT int wxToupper(wxChar ch);
+#endif
+
+#ifdef wxNEED_WX_STRING_H
+WXDLLEXPORT wxChar * wxStrcat(wxChar *dest, const wxChar *src);
+WXDLLEXPORT wxChar * wxStrchr(const wxChar *s, wxChar c);
+WXDLLEXPORT int wxStrcmp(const wxChar *s1, const wxChar *s2);
+WXDLLEXPORT int wxStrcoll(const wxChar *s1, const wxChar *s2);
+WXDLLEXPORT wxChar * wxStrcpy(wxChar *dest, const wxChar *src);
+WXDLLEXPORT size_t wxStrcspn(const wxChar *s, const wxChar *reject);
+WXDLLEXPORT size_t wxStrlen(const wxChar *s);
+WXDLLEXPORT wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n);
+WXDLLEXPORT int wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n);
+WXDLLEXPORT wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n);
+WXDLLEXPORT wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept);
+WXDLLEXPORT wxChar * wxStrrchr(const wxChar *s, wxChar c);
+WXDLLEXPORT size_t wxStrspn(const wxChar *s, const wxChar *accept);
+WXDLLEXPORT wxChar * wxStrstr(const wxChar *haystack, const wxChar *needle);
+WXDLLEXPORT double wxStrtod(const wxChar *nptr, wxChar **endptr);
+WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base);
+WXDLLEXPORT unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base);
+WXDLLEXPORT size_t wxStrxfrm(wxChar *dest, const wxChar *src, size_t n);
+#endif
+
+#ifdef wxNEED_WX_STDIO_H
+# include <stdio.h>
+# include <stdarg.h>
+WXDLLEXPORT FILE * wxFopen(const wxChar *path, const wxChar *mode);
+WXDLLEXPORT FILE * wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream);
+WXDLLEXPORT int wxPrintf(const wxChar *fmt, ...);
+WXDLLEXPORT int wxVprintf(const wxChar *fmt, va_list argptr);
+WXDLLEXPORT int wxFprintf(FILE *stream, const wxChar *fmt, ...);
+WXDLLEXPORT int wxVfprintf(FILE *stream, const wxChar *fmt, va_list argptr);
+WXDLLEXPORT int wxSprintf(wxChar *buf, const wxChar *fmt, ...);
+WXDLLEXPORT int wxVsprintf(wxChar *buf, const wxChar *fmt, va_list argptr);
+WXDLLEXPORT int wxSscanf(const wxChar *buf, const wxChar *fmt, ...);
+WXDLLEXPORT int wxVsscanf(const wxChar *buf, const wxChar *fmt, va_list argptr);
+#endif
+
+#ifndef wxAtof
+WXDLLEXPORT double wxAtof(const wxChar *psz);
+#endif
+
+#ifdef wxNEED_WX_STDLIB_H
+WXDLLEXPORT int wxAtoi(const wxChar *psz);
+WXDLLEXPORT long wxAtol(const wxChar *psz);
+WXDLLEXPORT wxChar * wxGetenv(const wxChar *name);
+WXDLLEXPORT int wxSystem(const wxChar *psz);
+#endif
+
+#ifdef wxNEED_WX_TIME_H
+WXDLLEXPORT size_t wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const struct tm *tm);
+#endif
+
+// although global macros with such names are really bad, we want to have
+// another name for _T() which should be used to avoid confusion between _T()
+// and _() in wxWindows sources
+#define wxT(x) _T(x)
+
+// a Unicode-friendly __FILE__ analog
+#ifndef __TFILE__
+ #define __XFILE__(x) wxT(x)
+ #define __TFILE__ __XFILE__(__FILE__)
+#endif