SC_MOUSE_CHAR
sc->mouse_char = SC_MOUSE_CHAR;
#ifndef SC_MOUSE_CHAR
#if SC_MOUSE_CHAR <= SC_CURSOR_CHAR && SC_CURSOR_CHAR < (SC_MOUSE_CHAR + 4)
#define SC_CURSOR_CHAR (SC_MOUSE_CHAR + 4)
sc->mouse_char = SC_MOUSE_CHAR;
sc->mouse_char = SC_MOUSE_CHAR;