SDL2 libraries update - Githubissues

Updated sdl2 stable release

Embarcadero C++ 7.30 for Win32 https://www.embarcadero.com/ru/free-tools/ccompiler https://altd.embarcadero.com/download/bcppbuilder/BCC102.zip

SDL2 https://github.com/libsdl-org/SDL/releases/tag/release-2.26.5 https://github.com/libsdl-org/SDL/releases/download/release-2.26.5/SDL2-devel-2.26.5-VC.zip https://github.com/libsdl-org/SDL/releases/download/release-2.26.5/SDL2-2.26.5-win32-x86.zip

SDL_ttf https://github.com/libsdl-org/SDL_ttf/releases/tag/release-2.20.2 https://github.com/libsdl-org/SDL_ttf/releases/download/release-2.20.2/SDL2_ttf-devel-2.20.2-VC.zip https://github.com/libsdl-org/SDL_ttf/releases/download/release-2.20.2/SDL2_ttf-2.20.2-win32-x86.zip

SDL_image https://github.com/libsdl-org/SDL_image/releases/tag/release-2.6.3 https://github.com/libsdl-org/SDL_image/releases/download/release-2.6.3/SDL2_image-devel-2.6.3-VC.zip https://github.com/libsdl-org/SDL_image/releases/download/release-2.6.3/SDL2_image-2.6.3-win32-x86.zip

SDL_mixer https://github.com/libsdl-org/SDL_mixer/releases/tag/release-2.6.3 https://github.com/libsdl-org/SDL_mixer/releases/download/release-2.6.3/SDL2_mixer-devel-2.6.3-VC.zip https://github.com/libsdl-org/SDL_mixer/releases/download/release-2.6.3/SDL2_mixer-2.6.3-win32-x86.zip

Import Library utility for creating import libraries from DLLs (implib)

cd C:\BCC102\bin
implib.exe -a -c SDL2.lib SDL2.dll
implib.exe -a -c SDL2_image.lib SDL2_image.dll
implib.exe -a -c SDL2_mixer.lib SDL2_mixer.dll
implib.exe -a -c SDL2_ttf.lib SDL2_ttf.dll

(md5sum) 60fd6d16cf6a0f71389bb2e37819e955 /SDL2.dll 69c543833b3b8a18d307f076744048e6 /SDL2_image.dll 4aabd0964ed4d31be3696263d9f3a60f /SDL2_mixer.dll 7ee2a2266c38d32be8b32eaaf00ab614 /SDL2_ttf.dll

libogg-0.dll, libvorbis-0.dll, libvorbisfile-3.dll https://www.libsdl.org/projects/SDL_mixer/release/ https://www.libsdl.org/projects/SDL_mixer/release/SDL2_mixer-2.0.4-win32-x86.zip

(md5sum) 47ecbe810165f34eb2d900326bc1944a /libogg-0.dll 638a1c86c660613cfd30bae95d2b2054 /libvorbis-0.dll ea20e1550ad37aa978897989bebe3098 /libvorbisfile-3.dll

fix 'begin_code.h' warning: unknown warning group '-Wpragma-pack', ignored [-Wunknown-pragmas]

pragma clang diagnostic ignored "-Wpragma-pack"
```
#ifndef __BORLANDC__
#endif
```

fix 'bcc32c' #include <string.h>

..\sdl2\pui-misc.c:204:15: warning: implicitly declaring library function 'strcmp' with type
  'int (const char *, const char *)'
    cmp = strcmp(my_registry.entries[imid].name, name);
          ^
..\sdl2\pui-misc.c:204:15: note: please include the header <string.h> or explicitly provide a declaration for 'strcmp'
1 warning generated.

draconisPW / PWMAngband

SDL2 libraries update #608

pragma clang diagnostic ignored "-Wpragma-pack"