constification

[exim.git] / src / src / routers / iplookup.c

diff --git a/src/src/routers/iplookup.c b/src/src/routers/iplookup.c
index 37280078369af0c2c7cc1b1e5bf3814a43cdecef..d48cfb900f8f741478c74b42d54cf35809127e5f 100644 (file)
--- a/src/src/routers/iplookup.c
+++ b/src/src/routers/iplookup.c
@@ -143,7 +143,8 @@ iplookup_router_entry(
 {
 uschar *query = NULL;
 uschar *reply;
-uschar *hostname, *reroute, *domain, *listptr;
+uschar *hostname, *reroute, *domain;
+const uschar *listptr;
 uschar host_buffer[256];
 host_item *host = store_get(sizeof(host_item));
 address_item *new_addr;