$ sed 's/#include \"grid.h\"/#include \"grid.h\"/' ../files.cp/minesweeper.c | gcc --include-directory=. -x c -o minesweeper -
[works]
$ sed 's/#include \"grid.h\"/#include \"grid.h\"/' ../files.cp/minesweeper.c | dcc --include-directory=. -x c -o minesweeper -
dcc: error: your program does not contain a main function - a C program must contain a main function