The Delete Memo Pad call is used to delete a memo pad when the corresponding primary data file record is deleted. The parameters are:
opcode should be MMO'DEL.
channel is set the same as for the display memo pad and edit memo pad call.
text, strow, stcol, endrow and endcol are not used.
link must contain the starting physical memo record number (as in the display memo pad and edit memo pad calls). It will be returned as 0.
pos will return as zero if the delete was successful, else it will contain the error code.
exterr will be set to 0 if no error occurred, else MME'ERR.
vspec is not used.