meson: Enable fdopen support detection for libzip

[IndAlok]

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Detailed description

Add checks for fdopen (POSIX/Linux/macOS) and _fdopen (Windows) to enable fdopen support in libzip. This fixes compilation warnings about unused variables in zip_fdopen.c. Proposed initially in #5571.

Test plan

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Closing issues

...

[codecov[bot]]

Codecov Report

:white_check_mark: All modified and coverable lines are covered by tests. :white_check_mark: Project coverage is 46.59%. Comparing base (a8e2ff1) to head (54a86c7). :warning: Report is 43 commits behind head on dev.

Additional details and impacted files

see 14 files with indirect coverage changes

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[Rot127]

They are still in the gcc logs:

[692/2423] Compiling C object subprojects/libzip-1.11.3/liblibzip.a.p/lib_zip_fdopen.c.o
../subprojects/libzip-1.11.3/lib/zip_fdopen.c: In function ‘zip_fdopen’:
../subprojects/libzip-1.11.3/lib/zip_fdopen.c:47:22: warning: unused variable ‘error’ [-Wunused-variable]
   47 |     struct zip_error error;
      |                      ^~~~~
../subprojects/libzip-1.11.3/lib/zip_fdopen.c:46:19: warning: unused variable ‘src’ [-Wunused-variable]
   46 |     zip_source_t *src;
      |                   ^~~
../subprojects/libzip-1.11.3/lib/zip_fdopen.c:45:12: warning: unused variable ‘za’ [-Wunused-variable]
   45 |     zip_t *za;
      |            ^~
../subprojects/libzip-1.11.3/lib/zip_fdopen.c:44:11: warning: unused variable ‘fp’ [-Wunused-variable]
   44 |     FILE *fp;
      |           ^~
../subprojects/libzip-1.11.3/lib/zip_fdopen.c:43:9: warning: unused variable ‘fd’ [-Wunused-variable]
   43 |     int fd;
      |         ^~
[693/2423] Compiling C object subprojects/libzip-1.11.3/liblibzip.a.p/lib_zip_file_add.c.o
[694/2423] Compiling C object subprojects/libzip-1.11.3/liblibzip.a.p/lib_zip_file_error_clear.

[wargio]

this should probably be fixed by submitting a PR to libzip.

[notxvilka]

Was merged as part of another PR: https://github.com/rizinorg/rizin/pull/5571