add creal/cimag macros in complex.h (and use them in the functions defs)

[musl] / src / process / posix_spawnattr_setsigmask.c

#include <spawn.h>

int posix_spawnattr_setsigmask(posix_spawnattr_t *attr, const sigset_t *mask)
{
        attr->__mask = *mask;
        return 0;
}