iri.h is already included in wget.h, so don't include it in C files

src/connect.c

@@ -58,7 +58,6 @@ as that of the covered work.  */
 #include "host.h"
 #include "connect.h"
 #include "hash.h"
-#include "iri.h"
 
 /* Define sockaddr_storage where unavailable (presumably on IPv4-only
    hosts).  */

src/host.c

@@ -53,7 +53,6 @@ as that of the covered work.  */
 #include "host.h"
 #include "url.h"
 #include "hash.h"
-#include "iri.h"
 
 #ifndef NO_ADDRESS
 # define NO_ADDRESS NO_DATA

src/iri.c

@@ -39,7 +39,6 @@ as that of the covered work.  */
 #include <errno.h>
 
 #include "utils.h"
-#include "iri.h"
 
 /* RFC3987 section 3.1 mandates STD3 ASCII RULES */
 #define IDNA_FLAGS  IDNA_USE_STD3_ASCII_RULES

src/recur.c

@@ -51,7 +51,6 @@ as that of the covered work.  */
 #include "html-url.h"
 #include "css-url.h"
 #include "spider.h"
-#include "iri.h"
 
 /* Functions for maintaining the URL queue.  */
 

src/retr.c

@@ -51,7 +51,6 @@ as that of the covered work.  */
 #include "hash.h"
 #include "convert.h"
 #include "ptimer.h"
-#include "iri.h"
 #include "html-url.h"
 
 /* Total size of downloaded files.  Used to enforce quota.  */

src/url.c

@@ -42,7 +42,6 @@ as that of the covered work.  */
 #include "utils.h"
 #include "url.h"
 #include "host.h"  /* for is_valid_ipv6_address */
-#include "iri.h"
 
 #ifdef TESTING
 #include "test.h"