#define vobj_at( x, y )
#define tp_sensemon( mon )
#define sensemon( mon )
#define mon_warning( mon )
#define mon_visible( mon )
#define see_with_infrared( mon )
#define canseemon( mon )
#define canspotmon( mon )
#define knowninvisible( mon )
#define is_safepet( mon )
#define what_obj( obj )
#define what_mon( mon )
#define what_trap( trp )
#define covers_objects( xx, yy )
#define covers_traps( xx, yy )
#define NO_GLYPH MAX_GLYPH
#define GLYPH_INVISIBLE GLYPH_INVIS_OFF
#define warning_to_glyph( mwarnlev )
#define mon_to_glyph( mon )
#define detected_mon_to_glyph( mon )
#define ridden_mon_to_glyph( mon )
#define pet_to_glyph( mon )
#define obj_to_glyph( obj )
#define cmap_to_glyph( cmap_idx )
#define trap_to_glyph( trap )
#define objnum_to_glyph( onum )
#define monnum_to_glyph( mnum )
#define detected_monnum_to_glyph( mnum )
#define ridden_monnum_to_glyph( mnum )
#define petnum_to_glyph( mnum )
#define glyph_to_mon( glyph )
#define glyph_to_obj( glyph )
#define glyph_to_trap( glyph )
#define glyph_to_cmap( glyph )
#define glyph_to_swallow( glyph )
#define glyph_to_warning( glyph )
#define glyph_is_monster( glyph )
#define glyph_is_normal_monster( glyph )
#define glyph_is_pet( glyph )
#define glyph_is_body( glyph )
#define glyph_is_ridden_monster( glyph )
#define glyph_is_detected_monster( glyph )
#define glyph_is_invisible( glyph )
#define glyph_is_normal_object( glyph )
#define glyph_is_object( glyph )
#define glyph_is_trap( glyph )
#define glyph_is_cmap( glyph )
#define glyph_is_swallow( glyph )
#define glyph_is_warning( glyph )