6 links
FAQ: Programming Unix Sockets in C
manualy.sk
Almost everything you want to know about programming Unix sockets.
Unix programming resources and examples
yendor.com
Annotated source code examples for most Unix system and library calls. Plus working source code examples of some classic algorithms.
UNIX Programming Tools, POSIX, LINUX, VMS
vtsoft.com
A C programming library for creating cross platform user interfaces across Unix, Linux, Posix, VMS, DOS and Windows. This User Interface Library provides over 500 functions for c…
Unix Testing Tools - Vermont Test/Terminal
vtsoft.com
Vermont Test/Terminal extends the functionality of Vermont Test for DOS with the ability to monitor serial communications for testing host-based applications. In association with…