pango:tab-array-tab (tabs index)

tabs -- a pango:tab-array instance
index -- an integer with the index of the tab stop
align -- a pango:tab-align value
pos -- an integer with the tab position

=> align, pos The pango:tab-array-tab function gets the alignment and position of a tab stop. The (setf pango:tab-array-tab) function sets the alignment and postion of a tab stop.