-XMKDIR = $4B ; create a folder. Only available in telemon 3.x
-XRM = $4D ; remove a folder or a file. Only available in telemon 3.x
-XMALLOC = $5B ; only in telemon 3.x
-XSOUT = $67 ; send accumulator value (A) to RS232, available in telemon 2.4 & 3.x : if RS232 buffer is full, the Oric Telestrat freezes
-XHRSSE = $8C ; set hires position cursor
-XDRAWA = $8D ; draw a line
-XDRAWR = $8E ; draw a line
+XMKDIR = $4B ; Create a folder. Only available in TELEMON 3.x (bank 7 of Orix)
+XRM = $4D ; Remove a folder or a file. Only available in TELEMON 3.x (bank 7 of Orix)
+XMALLOC = $5B ; Only in TELEMON 3.x (bank 7 of Orix)
+XFREE = $62 ; Only in TELEMON 3.x (bank 7 of Orix)
+XSOUT = $67 ; Send accumulator value (A) to RS232, available in TELEMON 2.4 & 3.x : if RS232 buffer is full, the Oric Telestrat freezes
+XHRSSE = $8C ; Set hires position cursor
+XDRAWA = $8D ; Draw a line
+XDRAWR = $8E ; Draw a line