Compilation failed: 9 error(s), 0 warnings

/w/foo.cs(5,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(6,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(7,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(8,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(9,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(10,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(11,0): error CS1025: Single-line comment or end-of-line expected
/w/foo.cs(12,0): error CS1025: Single-line comment or end-of-line expected
/w/foo.cs(12,0): error CS1525: Unexpected symbol `typedef'