Mark CURLOPT_UNIX_SOCKET_PATH as string to ensure that it ends up as
option in the file generated by --libcurl.

Signed-off-by: Peter Wu <peter_at_lekensteyn.nl>

---
 src/tool_operate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/tool_operate.c b/src/tool_operate.c
index 43d6ec3..8eaec64 100644
--- a/src/tool_operate.c
+++ b/src/tool_operate.c
@@ -1333,7 +1333,7 @@ static CURLcode operate_do(struct GlobalConfig *global,
 
         /* new in 7.40.0 */
         if(config->unix_socket_path)
-          my_setopt(curl, CURLOPT_UNIX_SOCKET_PATH, config->unix_socket_path);
+          my_setopt_str(curl, CURLOPT_UNIX_SOCKET_PATH, config->unix_socket_path);
 
         /* initialize retry vars for loop below */
         retry_sleep_default = (config->retry_delay) ?
-- 
2.1.3
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