char *dal_but_ret_usx (idb, pos)

Returns the userexit name of the button at the specified position (C-type only).

Input Parameters Significance
DtvLong idb button area Id
DtvLong pos (logical) position of the button

Output Parameters Significance
none -

Return Code Significance
value userexit name (for C-type only)
0 no entry set or wrong (logical) position or userexit type = LGV

no remarks