[Bug d/91595] Version (Windows) is not defined in GCC D Compiler

["brechtsanders at users dot sourceforge.net" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91595

--- Comment #6 from Brecht Sanders <brechtsanders at users dot sourceforge.net> ---
The patch for gcc/config/i386/t-cygming added a line:
winnt-d.o: config/winnt-d.c
I changed it to:
winnt-d.o: config/i386/winnt-d.c

Then I got one step further.

Output is now:
libtool: compile:  /R/winlibs64_stage/gcc-10-20210320/build_mingw/./gcc/gdc
-B/R/winlibs64_stage/gcc-10-20210320/build_mingw/./gcc/
-L/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/x86_64-w64-mingw32/lib
-L/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/mingw/lib -isystem
/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/x86_64-w64-mingw32/include
-isystem /R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/mingw/include
-B/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/x86_64-w64-mingw32/bin/
-B/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/x86_64-w64-mingw32/lib/
-isystem
/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/x86_64-w64-mingw32/include
-isystem
/R/winlibs64_stage/inst_gcc-10-20210320/share/gcc/x86_64-w64-mingw32/sys-include
--sysroot=/R/winlibs64_stage/gcc-10-20210320/build_mingw/mingw-w64 -DDLL_EXPORT
-Wall -frelease -O2 -g -nostdinc -I ../../../../libphobos/libdruntime -I . -c
../../../../libphobos/libdruntime/core/demangle.d -fversion=Shared -o
core/.libs/demangle.o
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:134:5:
error: undefined identifier 'FILE'
  134 | int fwprintf(FILE* stream, in wchar_t* format, ...);
      |     ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:136:5:
error: undefined identifier 'FILE'
  136 | int fwscanf(FILE* stream, in wchar_t* format, ...);
      |     ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:139:5:
error: undefined identifier 'FILE'
  139 | int vfwprintf(FILE* stream, in wchar_t* format, va_list arg);
      |     ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:141:5:
error: undefined identifier 'FILE'
  141 | int vfwscanf(FILE* stream, in wchar_t* format, va_list arg);
      |     ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:177:12:
error: undefined identifier 'FILE'
  177 |     wint_t fgetwc(FILE* stream);
      |            ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:179:12:
error: undefined identifier 'FILE'
  179 |     wint_t fputwc(wchar_t c, FILE* stream);
      |            ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:183:10:
error: undefined identifier 'FILE'
  183 | wchar_t* fgetws(wchar_t* s, int n, FILE* stream);
      |          ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:185:10:
error: undefined identifier 'FILE'
  185 | int      fputws(in wchar_t* s, FILE* stream);
      |          ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:195:12:
error: undefined identifier 'FILE'
  195 |     wint_t getwc(FILE* stream)            { return fgetwc(stream);    }
      |            ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:197:12:
error: undefined identifier 'FILE'
  197 |     wint_t putwc(wchar_t c, FILE* stream) { return fputwc(c, stream); }
      |            ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:204:12:
error: undefined identifier 'FILE'
  204 |     wint_t ungetwc(wint_t c, FILE* stream);
      |            ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\wchar_.d:213:16:
error: undefined identifier 'FILE'
  213 |         int    fwide(FILE* stream, int mode);
      |                ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1140:16:
error: undefined identifier 'FILE'
 1140 | @trusted FILE* tmpfile(); // No unsafe pointer manipulation.
      |                ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1145:7:
error: undefined identifier 'FILE'
 1145 | int   fclose(FILE* stream);
      |       ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1151:11:
error: undefined identifier 'FILE'
 1151 |     int   fflush(FILE* stream);
      |           ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1155:7:
error: undefined identifier 'FILE'
 1155 | FILE* fopen(scope const char* filename, scope const char* mode);
      |       ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1157:7:
error: undefined identifier 'FILE'
 1157 | FILE* freopen(scope const char* filename, scope const char* mode, FILE*
stream);
      |       ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1157:7:
error: undefined identifier 'FILE'
 1157 | FILE* freopen(scope const char* filename, scope const char* mode, FILE*
stream);
      |       ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1160:6:
error: undefined identifier 'FILE'
 1160 | void setbuf(FILE* stream, char* buf);
      |      ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1162:6:
error: undefined identifier 'FILE'
 1162 | int  setvbuf(FILE* stream, char* buf, int mode, size_t size);
      |      ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1169:9:
error: undefined identifier 'FILE'
 1169 |     int __mingw_fprintf(FILE* stream, scope const char* format, ...);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1174:9:
error: undefined identifier 'FILE'
 1174 |     int __mingw_fscanf(FILE* stream, scope const char* format, ...);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1189:9:
error: undefined identifier 'FILE'
 1189 |     int __mingw_vfprintf(FILE* stream, scope const char* format,
va_list arg);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1194:9:
error: undefined identifier 'FILE'
 1194 |     int __mingw_vfscanf(FILE* stream, scope const char* format, va_list
arg);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1260:9:
error: undefined identifier 'FILE'
 1260 |     int fgetc(FILE* stream);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1262:9:
error: undefined identifier 'FILE'
 1262 |     int fputc(int c, FILE* stream);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1266:7:
error: undefined identifier 'FILE'
 1266 | char* fgets(char* s, int n, FILE* stream);
      |       ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1268:7:
error: undefined identifier 'FILE'
 1268 | int   fputs(scope const char* s, FILE* stream);
      |       ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1288:14:
error: undefined identifier 'FILE'
 1288 | @trusted int ungetc(int c, FILE* stream); // No unsafe pointer
manipulation.
      |              ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1291:8:
error: undefined identifier 'FILE'
 1291 | size_t fread(scope void* ptr, size_t size, size_t nmemb, FILE* stream);
      |        ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1293:8:
error: undefined identifier 'FILE'
 1293 | size_t fwrite(scope const void* ptr, size_t size, size_t nmemb, FILE*
stream);
      |        ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1299:9:
error: undefined identifier 'FILE'
 1299 |     int fgetpos(FILE* stream, scope fpos_t * pos);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1299:9:
error: undefined identifier 'fpos_t'
 1299 |     int fgetpos(FILE* stream, scope fpos_t * pos);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1301:9:
error: undefined identifier 'FILE'
 1301 |     int fsetpos(FILE* stream, scope const fpos_t* pos);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1301:9:
error: undefined identifier 'fpos_t'
 1301 |     int fsetpos(FILE* stream, scope const fpos_t* pos);
      |         ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1304:12:
error: undefined identifier 'FILE'
 1304 |     int    fseek(FILE* stream, c_long offset, int whence);
      |            ^
r:\winlibs64_stage\gcc-10-20210320\libphobos\libdruntime\core\stdc\stdio.d:1306:12:
error: undefined identifier 'FILE'
 1306 |     c_long ftell(FILE* stream);
      |            ^
../../../../libphobos/libdruntime/core/demangle.d:2622:16: error: module
core.stdc.stdio import 'snprintf' not found, did you mean alias 'sprintf'?
 2622 |         import core.stdc.stdio : snprintf;
      |                ^
make[4]: *** [Makefile:2280: core/demangle.lo] Error 1