Bugfix for rvmacs dialin/dialout system.

[ry at cadre.UUCP]

The rvmacs dialin/dialout code as distributed has a bug that produces
a core dump when an incoming call's open times out.

Effects: core dump on callin timeouts.

File: line_callin.c

/*	WAS	*/
	static sigalrm() {
		longjmp(sigalrm,1);
	}

/*	FIXED	*/
	static sigalrm() {
		longjmp(timeout_jmp,1);
	}


	Russ
	cadre!ry