Also declare copy_hostent() if LDAP_R_COMPILE && HAVE_GETHOSTBYADDR_R.

Only declare safe_realloc() if LDAP_R_COMPILE.
Indentation cleanup.

libraries/libldap/util-int.c

@@ -59,9 +59,9 @@ extern int h_errno;
 # include <ldap_pvt_thread.h>
   ldap_pvt_thread_mutex_t ldap_int_resolv_mutex;
 
-#if (defined( HAVE_CTIME_R ) || defined( HAVE_REENTRANT_FUNCTIONS)) \
-	&& defined( CTIME_R_NARGS )
-# define USE_CTIME_R
+# if (defined( HAVE_CTIME_R ) || defined( HAVE_REENTRANT_FUNCTIONS)) \
+	 && defined( CTIME_R_NARGS )
+#   define USE_CTIME_R
 # else
 	static ldap_pvt_thread_mutex_t ldap_int_ctime_mutex;
 # endif
@@ -110,12 +110,14 @@ char *ldap_pvt_ctime( const time_t *tp, char *buf )
 #define BUFSTART (1024-32)
 #define BUFMAX (32*1024-32)
 
+#if defined(LDAP_R_COMPILE)
 static char *safe_realloc( char **buf, int len );
 
-#if !defined(HAVE_GETHOSTBYNAME_R) && defined(LDAP_R_COMPILE)
+#if !(defined(HAVE_GETHOSTBYNAME_R) && defined(HAVE_GETHOSTBYADDR_R))
 static int copy_hostent( struct hostent *res,
 	char **buf, struct hostent * src );
 #endif
+#endif
 
 int ldap_pvt_gethostbyname_a(
 	const char *name,