#define COULD_SEE 0x1
#define IN_SIGHT 0x2
#define TEMP_LIT 0x4
#define LS_OBJECT 0
#define LS_MONSTER 1
#define cansee( x, y )
#define couldsee( x, y )
#define templit( x, y )
#define m_cansee( mtmp, x2, y2 )
#define m_canseeu( m )
#define MAX_RADIUS 15
#define circle_ptr( z )