/in/foo.cs(2,0): error CS1024: Wrong preprocessor directive
/in/foo.cs(4,0): error CS1025: Single-line comment or end-of-line expected
/in/foo.cs(5,0): error CS1025: Single-line comment or end-of-line expected
/in/foo.cs(6,0): error CS1525: Unexpected symbol `typedef'
Compilation failed: 4 error(s), 0 warnings