redhat man page for abort

ABORT(3)						     Linux Programmer's Manual							  ABORT(3)

NAME
       abort - cause abnormal program termination

SYNOPSIS
       #include <stdlib.h>

       void abort(void);

DESCRIPTION
       The  abort()  function  causes abnormal program termination unless the signal SIGABRT is caught and the signal handler does not return.	If
       the abort() function causes program termination, all open streams are closed and flushed.

       If the SIGABRT signal is blocked or ignored, the abort() function will still override it.

RETURN VALUE
       The abort() function never returns.

CONFORMING TO
       SVID 3, POSIX, BSD 4.3, ISO 9899 (C99)

SEE ALSO
       sigaction(2), exit(3), raise(3)

GNU
								    1993-04-12								  ABORT(3)