Library /sys$common/syshlp/helplib.hlb — System Services, $SETSHLV
Controls whether a process automatically unshelves files.
Format
SYS$SETSHLV [pidadr] ,[prcnam] ,[shlvflg]
C Prototype
int sys$setshlv (unsigned int *pidadr, void *prcnam, unsigned
int shlvflg);