v2.3.0 release candidate released

[Kenneth Porter]

On 12/18/2017 10:53 AM, James wrote:
> On 18/12/2017 18:15, Stephan Bosch wrote:
>> Op 12/18/2017 om 6:16 PM schreef James:
> 
>>> "smtp-server-cmd-helo.c", line 140: void function cannot return value
>>> "smtp-server-cmd-helo.c", line 148: void function cannot return value
>>
>> Just wondering: which system/compiler is giving these errors?
> 
> Sun/Oracle Studio compiler on Solaris.
> 
> $ cc -V
> cc: Studio 12.5 Sun C 5.14 SunOS_i386 2016/05/31

This is valid syntax for C++14 but invalid for C11. See this answer:

https://stackoverflow.com/questions/35987493/return-void-type-in-c-and-c