[PATCH] erofs-utils: add missing errors and normalize errors to lower-case

[Gao Xiang]

On Sat, Jan 29, 2022 at 07:47:31AM +0200, Igor Eisberg wrote:
> Point regarding conclusive messages taken, will revert the relevant lines.

Thank.

> As for the time variable, all I did was to match it to the format as in the
> case of HAVE_UTIMENSAT, just above it.
> Although the variable isn't used further, inlining it is unreadable.
> 

Please don't. Otherwise, complier will complain
"mixed declarations and code"

and I don't want to initialize such structures at the beginning of any
block.

Thanks,
Gao Xiang