Think you need to send out another '.h' file: "alloc.c", line 162: TEXT undefined "alloc.c", line 162: RTEXT undefined "alloc.c", line 192: DATA undefined "alloc.c", line 192: BSS undefined "alloc.c", line 217: TEXT undefined "alloc.c", line 274: BSS undefined "alloc.c", line 278: DATA undefined *** Error code 1 Stop.