Mine

// menu.h 
        VAR_HITBOX_VECS,

        VAR_HBVEC_STAND_X,
	VAR_HBVEC_STAND_Y,
	VAR_HBVEC_STAND_Z,
	VAR_HBVEC_PRONE_X,
	VAR_HBVEC_PRONE_Y,
	VAR_HBVEC_PRONE_Z,
	VAR_HBVEC_CROUCH_X,
	VAR_HBVEC_CROUCH_Y,
	VAR_HBVEC_CROUCH_Z,
	VAR_HBVEC_CROUCH_MOVING_X,
	VAR_HBVEC_CROUCH_MOVING_Y,
	VAR_HBVEC_CROUCH_MOVING_Z,
	VAR_HBVEC_STAND_MOVING_X,
	VAR_HBVEC_STAND_MOVING_Y,
	VAR_HBVEC_STAND_MOVING_Z,

// menu.c

  seth.vars[VAR_HITBOX_VECS] = (ethVars_t) { "Hitbox vecs", VAR_HBVEC_STAND_Z, "box_vecs", CAT_AIMBOTM, qfalse,			
		{ { "stand Z", 5.0f, VAR_HBVEC_STAND_Z }, { "stand X", 0.0f, VAR_HBVEC_STAND_X }, { "stand Y", 0.0f, VAR_HBVEC_STAND_Y }, { "prone Z", 5.0f, VAR_HBVEC_PRONE_Z }, { "prone X", 0.0f, VAR_HBVEC_PRONE_X }, { "prone Y", 0.0f, VAR_HBVEC_PRONE_Y }, { "crouch Z", 5.0f, VAR_HBVEC_CROUCH_Z }, { "crouch X", 0.0f, VAR_HBVEC_CROUCH_X }, { "crouch Y", 0.0f, VAR_HBVEC_CROUCH_X }, { "stand_moving Z", 5.0f, VAR_HBVEC_STAND_MOVING_Z }, { "stand_moving X", 0.0f, VAR_HBVEC_STAND_MOVING_X }, { "stand_moving Y", 0.0f, VAR_HBVEC_STAND_MOVING_Y }, { "crouch_moving Z", 5.0f, VAR_HBVEC_CROUCH_MOVING_Z }, { "crouch_moving X", 0.0f, VAR_HBVEC_CROUCH_MOVING_X }, { "crouch_moving Y", 0.0f, VAR_HBVEC_CROUCH_MOVING_Y } } };


// engine.c

//under void eth_CG_DrawActiveFrame(void) {

        custom_headhitbox.stand_offset[0] = seth.vars[VAR_HBVEC_STAND_X];
	custom_headhitbox.stand_offset[1] = seth.vars[VAR_HBVEC_STAND_Y];
	custom_headhitbox.stand_offset[2] = seth.vars[VAR_HBVEC_STAND_Z];
	custom_headhitbox.prone_offset[0] = seth.vars[VAR_HBVEC_PRONE_X];
	custom_headhitbox.prone_offset[1] = seth.vars[VAR_HBVEC_PRONE_Y];
	custom_headhitbox.prone_offset[2] = seth.vars[VAR_HBVEC_PRONE_Z];
	custom_headhitbox.crouch_offset[0] = seth.vars[VAR_HBVEC_CROUCH_X];
	custom_headhitbox.crouch_offset[1] = seth.vars[VAR_HBVEC_CROUCH_Y];
	custom_headhitbox.crouch_offset[2] = seth.vars[VAR_HBVEC_CROUCH_Z];
	custom_headhitbox.stand_offset_moving[0] = seth.vars[VAR_HBVEC_STAND_MOVING_X];
	custom_headhitbox.stand_offset_moving[1] = seth.vars[VAR_HBVEC_STAND_MOVING_Y];
	custom_headhitbox.stand_offset_moving[2] = seth.vars[VAR_HBVEC_STAND_MOVING_Z];	
	custom_headhitbox.crouch_offset_moving[0] = seth.vars[VAR_HBVEC_CROUCH_MOVING_X];
	custom_headhitbox.crouch_offset_moving[1] = seth.vars[VAR_HBVEC_CROUCH_MOVING_Y];
	custom_headhitbox.crouch_offset_moving[2] = seth.vars[VAR_HBVEC_CROUCH_MOVING_Z];