XmStringLineCount — A compound string function that returns the number of separators plus one in the

XmStringLineCount returns the number of separators plus one in the provided compound string.  In  effect,
       it counts the lines of text.

       string    Specifies the string

XmStringLineCount  —  A  compound  string  function that returns the number of separators plus one in the
       provided compound string "XmStringLineCount" "compound string functions" "XmStringLineCount"

XmStringCreate(3).

                                                                                            XmStringLineCount(3)

       Returns  the number of lines in the compound string.  If string is empty, the function returns 1. If NULL
       is passed into string, the function returns 0 (zero).

       #include <Xm/Xm.h>
       intXmStringLineCount(
       XmStringstring);