Snippets for altermime 0.3.11 from Alpine armhf

Sourced from https://build.alpinelinux.org/buildlogs/build-edge-armhf/main/altermime/altermime-0.3.11-r4.log.

• pldstr.c:300:37: warning: comparison between pointer and zero character constant [-Wpointer-compare]
    300 |         if ((st->start)&&(st->start != '\0'))
        |                                     ^~
  

• qpe.c:109:29: warning: comparison between pointer and zero character constant [-Wpointer-compare]
    109 |                 if (lineend != '\0') {
        |                             ^~
  

• altermime.c:378:56: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'time_t' {aka 'long long int'} [-Wformat=]
    378 |                 snprintf(scratch,sizeof(scratch),"%s/%ld%d.amtmp", glb.tmpdir, time(NULL), getpid());
        |                                                      ~~^                       ~~~~~~~~~~
        |                                                        |                       |
        |                                                        long int                time_t {aka long long int}
        |                                                      %lld