Moved extern chmode_flags declaration from channel.h to chmode.h, as

it's actually declared in the second one

include/channel.h

@@ -255,8 +255,6 @@ extern void send_cap_mode_changes(struct Client *client_p, struct Client *source
 extern void set_channel_mode(struct Client *client_p, struct Client *source_p,
             	struct Channel *chptr, struct membership *msptr, int parc, const char *parv[]);
 
-extern int chmode_flags[256];
-
 extern struct ChannelMode chmode_table[256];
 
 extern int add_id(struct Client *source_p, struct Channel *chptr, const char *banid,

include/chmode.h

@@ -34,6 +34,8 @@
  */
 #define ERR_CUSTOM 1000
 
+extern int chmode_flags[256];
+
 extern void chm_nosuch(struct Client *source_p, struct Channel *chptr,
 	   int alevel, int parc, int *parn,
 	   const char **parv, int *errors, int dir, char c, long mode_type);

src/channel.c

@@ -26,6 +26,7 @@
 
 #include "stdinc.h"
 #include "channel.h"
+#include "chmode.h"
 #include "client.h"
 #include "common.h"
 #include "hash.h"