PHPC-606: Use mongoc_client_get_server_description()

Author: jmikola

phongo_compat.h

@@ -154,6 +154,7 @@
 # define ZEND_HASH_APPLY_COUNT(ht) (ht)->u.v.nApplyCount
 # define PHONGO_RETVAL_STRINGL(s, slen) RETVAL_STRINGL(s, slen)
 # define PHONGO_RETURN_STRINGL(s, slen) RETURN_STRINGL(s, slen)
+# define PHONGO_RETVAL_STRING(s) RETVAL_STRING(s)
 # define PHONGO_RETURN_STRING(s) RETURN_STRING(s)
 #else
 # define phongo_char char
@@ -186,6 +187,7 @@
 # define ZEND_HASH_APPLY_COUNT(ht) (ht)->nApplyCount
 # define PHONGO_RETVAL_STRINGL(s, slen) RETVAL_STRINGL(s, slen, 1)
 # define PHONGO_RETURN_STRINGL(s, slen) RETURN_STRINGL(s, slen, 1)
+# define PHONGO_RETVAL_STRING(s) RETVAL_STRING(s, 1)
 # define PHONGO_RETURN_STRING(s) RETURN_STRING(s, 1)
 # define PHP_STREAM_CONTEXT(stream) ((php_stream_context*) (stream)->context)
 #endif