Defines starting with `c' in 321/game

• CENTER_HANDED 321/game/g_local.h:164
• CLOCK_MESSAGE_SIZE 321/game/g_misc.c:1628
• CONTENTS_AUX 321/game/q_shared.h:338
• CONTENTS_LAVA 321/game/q_shared.h:339
• CONTENTS_MIST 321/game/q_shared.h:342
• CONTENTS_SLIME 321/game/q_shared.h:340
• CONTENTS_SOLID 321/game/q_shared.h:336
• CONTENTS_WATER 321/game/q_shared.h:341
• CONTENTS_WINDOW 321/game/q_shared.h:337
• CPLANE_DIST 321/game/q_shared.h:416
• CPLANE_NORMAL_X 321/game/q_shared.h:413
• CPLANE_NORMAL_Y 321/game/q_shared.h:414
• CPLANE_NORMAL_Z 321/game/q_shared.h:415
• CPLANE_PAD0 321/game/q_shared.h:419
• CPLANE_PAD1 321/game/q_shared.h:420
• CPLANE_SIGNBITS 321/game/q_shared.h:418
• CPLANE_TYPE 321/game/q_shared.h:417
• CVAR 321/game/q_shared.h:304
• CVAR_ARCHIVE 321/game/q_shared.h:306
• CVAR_LATCH 321/game/q_shared.h:311
• CVAR_NOSET 321/game/q_shared.h:309
• CVAR_SERVERINFO 321/game/q_shared.h:308
• CVAR_USERINFO 321/game/q_shared.h:307