XmStringFree — A compound string function that conditionally
deallocates memory
#include <Xm/Xm.h>
void XmStringFree(
XmString string);
XmStringFree conditionally recovers memory used by a compound string.
Applications should call XmStringFree when the application no longer
needs string.
string Specifies the compound string to be freed
XmStringCreate(3).
XmStringFree(library call)