Collin Funk 8a80c7f9d7 manual: Fix missing declaration in strdupa example. ...

Without _GNU_SOURCE defined this file fails to compile with the
following error:

    $ gcc manual/examples/strdupa.c
    manual/examples/strdupa.c: In function ‘main’:
    manual/examples/strdupa.c:27:19: error: implicit declaration of function ‘strdupa’; did you mean ‘strdup’? [-Wimplicit-function-declaration]
       27 |   char *wr_path = strdupa (path);
          |                   ^~~~~~~
          |                   strdup
    manual/examples/strdupa.c:27:19: error: initialization of ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

2025-09-29 17:01:54 -07:00

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