FC?C - Flag Clear? Clear Command

Tests whether the system or user flag specified by nflag number is clear, and returns a corresponding test result: 1 (true) if the flag is clear or 0 (false) if the flag is set. After testing, clears the flag

Level 1->Level 1
nflag number->0/1

Adrian Drury
Last modified: Fri Jun 5 19:37:49 EDT 1998