[PATCH 1/2] fix gcc warning

gcc 4.0.1 produced a warning and require same types. Warning shown was:
"assignement discards qualifers from pointer target type"
---
 src/rrd_client.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/rrd_client.c b/src/rrd_client.c
index b3294f4..d292281 100644
--- a/src/rrd_client.c
+++ b/src/rrd_client.c
@@ -828,7 +828,7 @@ int rrdc_fetch (const char *filename, /* {{{ */
   size_t buffer_size;
   rrdc_response_t *res;
   char path_buffer[PATH_MAX];
-  char *path_ptr;
+  const char *path_ptr;
 
   char *str_tmp;
   unsigned long flush_version;
-- 
1.7.0.4