execcmd(int argc, char **argv)
{
	if (argc > 1) {
		iflag = 0;		/* exit on error */
		mflag = 0;
		optschanged();
		shellexec(argv + 1, pathval(), 0);
	}
	return 0;
}
execcmd(int argc, char **argv)
{
	if (argc > 1) {
		iflag = 0;		 
		mflag = 0;
		optschanged();
		shellexec(argv + 1, pathval(), 0);
	}
	return 0;
}