svr4_sys_sigaltstack  531 compat/svr4/svr4_syscallargs.h int	svr4_sys_sigaltstack(struct proc *, void *, register_t *);
svr4_sys_sigaltstack  236 compat/svr4/svr4_sysent.c 	    svr4_sys_sigaltstack },		/* 97 = sigaltstack */