netkit-rsh:
Allow to build with no PAM enabled.

Upstream-Status: Inappropriate [ no upstream maintaner ]

Signed-off-by: Armin Kuster <akuster808@gmail.com>

Index: netkit-rsh-0.17/rshd/rshd.c
===================================================================
--- netkit-rsh-0.17.orig/rshd/rshd.c
+++ netkit-rsh-0.17/rshd/rshd.c
@@ -110,9 +110,11 @@ extern	char	**environ;
 static void error(const char *fmt, ...);
 static void doit(struct sockaddr *fromp, socklen_t fromlen);
 static char *getstr(char *, size_t, const char *);
+#ifdef USE_PAM
 static int err_conv(
 	int, const struct pam_message **, struct pam_response **, void *
 );
+#endif /* USE_PAM */
 
 extern int _check_rhosts_file;
 
@@ -256,6 +258,7 @@ static void stderr_parent(int sock, int
 }
 
 
+#ifdef USE_PAM
 static int err_conv(
 	int num_msg, const struct pam_message **msg,
 	struct pam_response **resp, void *appdata_ptr
@@ -266,6 +269,7 @@ static int err_conv(
 	(void) appdata_ptr;
 	return PAM_CONV_ERR;
 }
+#endif
 
 static struct passwd *doauth(const char *remuser, 
 			     const char *hostname,