#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
|| defined(_BSD_SOURCE)
#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
|| defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
|| defined(_BSD_SOURCE)
jmp_buf __jb;
unsigned long __fl;
unsigned long __ss[128/sizeof(long)];
} sigjmp_buf[1];
int sigsetjmp (sigjmp_buf, int);
jmp_buf __jb;
unsigned long __fl;
unsigned long __ss[128/sizeof(long)];
} sigjmp_buf[1];
int sigsetjmp (sigjmp_buf, int);