Function: RELLUN Purpose: This routine centralizes the use of FORTRAN logical unit numbers in a task. It releases a logical unit number. Category: FILES File: reqlun.c Author: K.G. Begeman Use: CALL RELLUN( LUN ) Input/Output INTEGER LUN If positive RELLUN releases the logical unit number, even if it was not reserved. All other values will cause a fatal error. Related Docs: reqlun.dc3 Updates: Aug 30, 1990: KGB, document created.