SVC 36 (0A24)

WTL macro - is type 4, gets LOCAL and CMS locks.

Calls module IEEMB804.

GTF data is:
R15
No applicable data.
R0
Contains 0 if no prefix is present. Contains 4 if a 2-byte prefix is present.
R1
Pointer to the WTL parameter list.
PLIST
5 to 130 bytes; format is:
Bytes
Contents
0-1
Length of PLIST in bytes.
2-3
Reserved.
4-nn
Message text.