begx()
A getter for the beginning column (X coord) of the window
static VALUE window_begx(VALUE obj) { struct windata *winp; int x, y; GetWINDOW(obj, winp); #ifdef getbegyx getbegyx(winp->window, y, x); return INT2FIX(x); #else return INT2FIX(winp->window->_begx); #endif }