CALL NOTSER( IERR ) -- This subroutine selective disables the normal
 OTS error processing for the selected error number.  To re-enable
 normal error processing, call with no arguments.
 
 IERR		OTS error code number, for a complete list of OTS error
		numbers see HELP
 MYLIB OTSERR NUMBER
 
 Written by: P. Nystrom
 Located at: [4,4] as both .MAC & .OBJ (as an entry point in ONFATL)