Snippets for smpeg 0.4.5 from Nix aarch64-darwin

Sourced from https://hydra.nixos.org/log/ca0l21idajjdb2z35nla3gcl3sp79b79-smpeg-0.4.5.drv.

• plaympeg.c:494:9: warning: variable 'fd' set but not used [-Wunused-but-set-variable]
    494 |     int fd;
        |         ^
  

• ./MPEGerror.h:39:9: warning: 'vsprintf' is deprecated: This function is provided for compatibility reasons only.  Due to security concerns inherent in the design of sprintf(3), it is highly recommended that you use vsnprintf(3) instead. [-Wdeprecated-declarations]
     39 |         vsprintf(errbuf, fmt, ap);
        |         ^
  

• smpeg.cpp:167:3: warning: 'sprintf' is deprecated: This function is provided for compatibility reasons only.  Due to security concerns inherent in the design of sprintf(3), it is highly recommended that you use snprintf(3) instead. [-Wdeprecated-declarations]
    167 |                 sprintf(info->audio_string,
        |                 ^
  

• MPEGsystem.cpp:535:9: warning: variable 'bytes_read' set but not used [-Wunused-but-set-variable]
    535 |     int bytes_read    = 0;
        |         ^
  

• MPEGsystem.cpp:46:13: warning: unused variable 'AUDIO_CODE' [-Wunused-const-variable]
     46 | Uint8 const AUDIO_CODE[]        = { 0xff, 0xf0, 0x00, 0x00 };
        |             ^~~~~~~~~~
  

• MPEGsystem.cpp:47:13: warning: unused variable 'AUDIO_MASK' [-Wunused-const-variable]
     47 | Uint8 const AUDIO_MASK[]        = { 0xff, 0xf0, 0x00, 0x00 };
        |             ^~~~~~~~~~
  

• video/parseblock.cpp:198:5: warning: misleading indentation; statement is not part of the previous 'if' [-Wmisleading-indentation]
    198 |     int diff;
        |     ^