3 files changed, 5 insertions, 5 deletions
diff --git a/protocols/msn/msn.c b/protocols/msn/msn.c
index 808d41d3..65c19276 100644
--- a/protocols/msn/msn.c
+++ b/protocols/msn/msn.c
@@ -376,7 +376,7 @@ static void msn_buddy_data_add( bee_user_t *bu )
 	bd = bu->data = g_new0( struct msn_buddy_data, 1 );
 	g_tree_insert( md->domaintree, bu->handle, bu );
 	
-	for( handle = bu->handle; isdigit( *handle ); handle ++ );
+	for( handle = bu->handle; g_ascii_isdigit( *handle ); handle ++ );
 	if( *handle == ':' )
 	{
 		/* Pass a nick hint so hopefully the stupid numeric prefix
diff --git a/protocols/msn/ns.c b/protocols/msn/ns.c
index 5c7e3ff4..c4b6c462 100644
--- a/protocols/msn/ns.c
+++ b/protocols/msn/ns.c
@@ -580,7 +580,7 @@ static int msn_ns_command( struct msn_handler_data *handler, char **cmd, int num
 	{
 		ic->flags |= OPT_PONGED;
 	}
-	else if( isdigit( cmd[0][0] ) )
+	else if( g_ascii_isdigit( cmd[0][0] ) )
 	{
 		int num = atoi( cmd[0] );
 		const struct msn_status_code *err = msn_status_by_number( num );
@@ -996,7 +996,7 @@ int msn_ns_sendmessage( struct im_connection *ic, bee_user_t *bu, const char *te
 	
 	/* This might be a federated contact. Get its network number,
 	   prefixed to bu->handle with a colon. Default is 1. */
-	for( handle = bu->handle; isdigit( *handle ); handle ++ )
+	for( handle = bu->handle; g_ascii_isdigit( *handle ); handle ++ )
 		type = type * 10 + *handle - '0';
 	if( *handle == ':' )
 		handle ++;
diff --git a/protocols/msn/sb.c b/protocols/msn/sb.c
index ac7182fb..40e4e00d 100644
--- a/protocols/msn/sb.c
+++ b/protocols/msn/sb.c
@@ -505,7 +505,7 @@ static int msn_sb_command( struct msn_handler_data *handler, char **cmd, int num
 	}
 	else if( strcmp( cmd[0], "CAL" ) == 0 )
 	{
-		if( num_parts < 4 || !isdigit( cmd[3][0] ) )
+		if( num_parts < 4 || !g_ascii_isdigit( cmd[3][0] ) )
 		{
 			msn_sb_destroy( sb );
 			return( 0 );
@@ -644,7 +644,7 @@ static int msn_sb_command( struct msn_handler_data *handler, char **cmd, int num
 			/* PANIC! */
 		}
 	}
-	else if( isdigit( cmd[0][0] ) )
+	else if( g_ascii_isdigit( cmd[0][0] ) )
 	{
 		int num = atoi( cmd[0] );
 		const struct msn_status_code *err = msn_status_by_number( num );