SVC= {aa }
{(aa,bb,...[,L])}The two alphanumeric characters (aa, bb, and so on) are appended to IEASVC to form the name of the parmlib member.
The contents of IEASVCxx appears on the operator's console if the (,L) option is specified with either the SVC= keyword or in response to the ‘SPECIFY SYSTEM PARAMETERS’ prompt.