DVItoPS on DECstation

[Doug Gwyn]

In article <1990Oct13.204721.8027 at maths.tcd.ie> tim at maths.tcd.ie (Timothy Murphy) writes:
>and was surprised to find that the compiler didn't like
>	fopen(filename, "rb");
>It didn't object at compile-time,

NO, the compiler does not parse the "rb" string; that is done by the
fopen() function at run time.

>but simply failed to open the file (returning NULL).

Assuming that the file designated by "filename" should have been openable,
apparently the C environment you're using does not provide a standard
conforming implementation of fopen().  Complain to the vendor.