#ifndef SIG_H #define SIG_H extern void sig_catch(); extern void sig_block(); extern void sig_unblock(); extern void sig_blocknone(); extern void sig_pause(); extern void sig_dfl(); extern void sig_miscignore(); extern void sig_bugcatch(); extern void sig_pipeignore(); extern void sig_pipedefault(); extern void sig_contblock(); extern void sig_contunblock(); extern void sig_contcatch(); extern void sig_contdefault(); extern void sig_termblock(); extern void sig_termunblock(); extern void sig_termcatch(); extern void sig_termdefault(); extern void sig_alarmblock(); extern void sig_alarmunblock(); extern void sig_alarmcatch(); extern void sig_alarmdefault(); extern void sig_childblock(); extern void sig_childunblock(); extern void sig_childcatch(); extern void sig_childdefault(); extern void sig_hangupblock(); extern void sig_hangupunblock(); extern void sig_hangupcatch(); extern void sig_hangupdefault(); #endif