shithub: fnt

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when a tag is 0, print it as <nil>

--- a/otfpriv.h

+++ b/otfpriv.h

@@ -242,6 +242,8 @@

 tfmt(Fmt *f)

 {

 	u32int v = va_arg(f->args, u32int);

+	if(v == 0)

+		return fmtprint(f, "<nil>");

 	return fmtprint(f, "%c%c%c%c", v>>24, v>>16, v>>8, v>>0);

 }