Syntax file for M4/Autoconf

[Andrew V. Samoilov]

Pavel Roskin wrote:
> 
> The question about comments may be for me.  I remember that I just scanned
> the web for SQL files and checked sources of PostgreSQL and MySQL.  
> PostgreSQL uses "--".  MySQL uses "#".  Take MySQL source and look for
> *.test files.
> 
It's very bad - # has not special sence and can be used in keywords in 
Oracle. Only --, rem[ark] and /* */ are legal comments there.