Snippets for mupdf 1.28.3 from Alpine armv7

Sourced from https://build.alpinelinux.org/buildlogs/build-edge-armv7/community/mupdf/mupdf-1.28.3-r1.log.

• source/fitz/path.c:1187:19: warning: 'n' may be used uninitialized [-Wmaybe-uninitialized]
   1187 |         int i, k, n;
        |                   ^
  

• source/fitz/pixmap.c:1847:36: warning: '*' in boolean context, suggest '&&' instead [-Wint-in-bool-context]
   1847 |                 int divXY = (strayY*strayX ? 65536/(strayX*strayY) : 0);
        |                              ~~~~~~^~~~~~~
  

• source/fitz/pixmap.c:1825:24: warning: variable 'd' set but not used [-Wunused-but-set-variable]
   1825 |         unsigned char *d;
        |                        ^
  

• source/pdf/pdf-object.c:250:56: warning: format '%ld' expects argument of type 'long int', but argument 3 has type 'int64_t' {aka 'long long int'} [-Wformat=]
    250 |                 fz_warn(ctx, "invalid object number (%ld)", num);
        |                                                      ~~^    ~~~
        |                                                        |    |
        |                                                        |    int64_t {aka long long int}
        |                                                        long int
        |                                                      %lld
  

• source/html/html-layout.c:4782:20: warning: 'heading' may be used uninitialized [-Wmaybe-uninitialized]
   4782 |                 if (heading || box->id != NULL || box->href)
        |                    ^
  

• platform/x11/curl_stream.c:400:94: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int64_t' {aka 'long long int'} [-Wformat=]
    400 |                         fz_throw(ctx, err_type, "read of a block we don't have (A) (offset=%ld)", read_point);
        |                                                                                            ~~^    ~~~~~~~~~~
        |                                                                                              |    |
        |                                                                                              |    int64_t {aka long long int}
        |                                                                                              long int
        |                                                                                            %lld
  

• platform/x11/curl_stream.c:414:94: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int64_t' {aka 'long long int'} [-Wformat=]
    414 |                         fz_throw(ctx, err_type, "read of a block we don't have (B) (offset=%ld)", read_point);
        |                                                                                            ~~^    ~~~~~~~~~~
        |                                                                                              |    |
        |                                                                                              |    int64_t {aka long long int}
        |                                                                                              long int
        |                                                                                            %lld
  

• platform/x11/curl_stream.c:437:94: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int64_t' {aka 'long long int'} [-Wformat=]
    437 |                         fz_throw(ctx, err_type, "read of a block we don't have (C) (offset=%ld)", read_point);
        |                                                                                            ~~^    ~~~~~~~~~~
        |                                                                                              |    |
        |                                                                                              |    int64_t {aka long long int}
        |                                                                                              long int
        |                                                                                            %lld
  

• platform/x11/curl_stream.c:460:102: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int64_t' {aka 'long long int'} [-Wformat=]
    460 |                                 fz_throw(ctx, err_type, "read of a block we don't have (D) (offset=%ld)", read_point);
        |                                                                                                    ~~^    ~~~~~~~~~~
        |                                                                                                      |    |
        |                                                                                                      |    int64_t {aka long long int}
        |                                                                                                      long int
        |                                                                                                    %lld
  

• platform/x11/curl_stream.c:485:102: warning: format '%ld' expects argument of type 'long int', but argument 4 has type 'int64_t' {aka 'long long int'} [-Wformat=]
    485 |                                 fz_throw(ctx, err_type, "read of a block we don't have (E) (offset=%ld)", read_point);
        |                                                                                                    ~~^    ~~~~~~~~~~
        |                                                                                                      |    |
        |                                                                                                      |    int64_t {aka long long int}
        |                                                                                                      long int
        |                                                                                                    %lld