* Also places the canonical host name into `realhost'. It must be
* freed by the caller.
*/
-static char *pty_init(void *frontend, void **backend_handle, Config *cfg,
- char *host, int port, char **realhost, int nodelay)
+static const char *pty_init(void *frontend, void **backend_handle, Config *cfg,
+ char *host, int port, char **realhost, int nodelay)
{
int slavefd;
pid_t pid, pgrp;