SIG_ERR           316 lib/common/mainloop.c         return SIG_ERR;
SIG_ERR           327 lib/common/mainloop.c         return SIG_ERR;
SIG_ERR           390 lib/common/mainloop.c     if (crm_signal_handler(sig, mainloop_signal_handler) == SIG_ERR) {
SIG_ERR           415 lib/common/mainloop.c     } else if (crm_signal_handler(sig, NULL) == SIG_ERR) {
SIG_ERR          1498 lib/common/mainloop.c     return crm_signal_handler(sig, dispatch) != SIG_ERR;
SIG_ERR           139 maint/gnulib/lib/sigaction.c       || (act && act->sa_handler == SIG_ERR))
SIG_ERR           171 maint/gnulib/lib/sigaction.c           if (oact->sa_handler == SIG_ERR)
SIG_ERR           185 maint/gnulib/lib/sigaction.c           if (signal (sig, act->sa_handler) == SIG_ERR)
SIG_ERR           191 maint/gnulib/lib/sigaction.c           if (signal (sig, sigaction_handler) == SIG_ERR)
SIG_ERR            77 maint/gnulib/lib/sigprocmask.c       result = SIG_ERR;
SIG_ERR           259 maint/gnulib/lib/sigprocmask.c                 if ((old_handlers[sig] = signal (sig, blocked_handler)) != SIG_ERR)
SIG_ERR           300 maint/gnulib/lib/sigprocmask.c       && handler != SIG_ERR)
SIG_ERR           328 maint/gnulib/lib/sigprocmask.c       return SIG_ERR;
SIG_ERR            45 maint/gnulib/tests/test-raise.c   ASSERT (signal (SIGINT, handler) != SIG_ERR);
SIG_ERR          1669 tools/crm_mon.c             ncurses_winch_handler == SIG_IGN || ncurses_winch_handler == SIG_ERR)