1 08/22/83  reset_external_variables, rev
 2 
 3 Syntax:  rev names {-control_arg}
 4 
 5 
 6 Function:  reinitializes system-managed variables to the values they
 7 had when they were allocated.
 8 
 9 
10 Arguments:
11 names
12    are the names of the external variables, separated by spaces, to be
13    reinitialized.
14 
15 
16 Control arguments:
17 -unlabeled_common, -uc
18    indicates unlabeled (or block) common.
19 
20 
21 Notes:  A variable cannot be reset if the segment containing the
22 initialization information is terminated after the variable is
23 allocated.