Added support for 32-bit XSDK doors that use stdio instead of sockets.

Added support for Door32 doors that use stdio instead of sockets.
Added support for Unix Door32 doors that use sockets (are there any?).

src/sbbs3/xtrn_sec.cpp

@@ -377,9 +377,9 @@ void sbbs_t::xtrndat(char *name, char *dropdir, uchar type, ulong tleft
 	#if defined(__OS2__)
 			,rio_handle
 	#elif defined(_WIN32)
-			,client_socket_dup
+			,misc&IO_INTS ? INVALID_SOCKET : client_socket_dup
 	#elif defined(__unix__)
-			,client_socket
+			,misc&IO_INTS ? INVALID_SOCKET : client_socket
 	#else
 			,-1
 	#endif
@@ -1171,9 +1171,14 @@ void sbbs_t::xtrndat(char *name, char *dropdir, uchar type, ulong tleft
 			return; 
 		}
 
-		sprintf(str,"2\r\n%d\r\n38400\r\n%s%c\r\n%d\r\n%s\r\n%s\r\n%d\r\n%d\r\n"
+		sprintf(str,"%d\r\n%d\r\n38400\r\n%s%c\r\n%d\r\n%s\r\n%s\r\n%d\r\n%d\r\n"
 			"%d\r\n%d\r\n"
-			,client_socket_dup
+			,misc&IO_INTS ? 0 /* Local */ : 2 /* Telnet */
+#if defined(__unix__)
+			,misc&IO_INTS ? INVALID_SOCKET : client_socket
+#else
+			,misc&IO_INTS ? INVALID_SOCKET : client_socket_dup
+#endif
 			,VERSION_NOTICE,REVISION
 			,useron.number
 			,useron.name