2 @section @code{_longjmp}
5 POSIX specification: @url{http://www.opengroup.org/susv3xsh/_longjmp.html}
9 Portability problems fixed by Gnulib:
13 Portability problems not fixed by Gnulib:
16 This function is missing on some platforms:
20 This function is obsolete; use @code{siglongjmp} instead.