abort(3) Library Functions Manual abort(3) abort - (libc -lc) #include [[noreturn]] void abort(void); abort() SIGABRT ( raise(3) ). SIGABRT ( longjmp(3)). SIGABRT abort() . SIGABRT . atexit(3) on_exit(3) . abort() . attributes(7). +------------+------------------------------------+--------------------+ || | | +------------+------------------------------------+--------------------+ |abort() | | MT-Safe | +------------+------------------------------------+--------------------+ C11, POSIX.1-2008. SVr4, POSIX.1-2001, 4.3BSD, C89. glibc 2.26 abort() ( fclose(3)). . glibc 2.27 abort() . POSIX.1 abort() " fclose() ". gdb(1), sigaction(2), assert(3), exit(3), longjmp(3), raise(3) 3 . . : . 6.18 8 2026 abort(3)