Confirm sender command instead of echoing
Exit ungracefully on Minix
Revert previous commit since Minix is in no shape to run this
Don't rely on `poll()`'s `EINTR` for exit
Test on Minix 3.3.0 i386
Didn't realize that Nico's Makefile is already compatible with GAHNOO make
Conform more closely to FreeBSD STYLE(9)
Compile more cleanly on FreeBSD
Fix `-Wmissing-braces` on gcc 4.8.4

GCC bug 53119 : https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53119
Apply Nico's makefile-template
Fix `helpers.c` not compiling on FreeBSD
Add -D_XOPEN_SOURCE=600 in Makefile
Finish rest of the error reporting
Move helpers functions into their own file and beautify some error reporting and some clean ups
Another day, another design which might actually work
Somewhat broken implementation of client_send

We need to redesign everything again it seems
Implement reader writer lock
Get rid of `poll_mutex`