Indeed all of them (just perhaps Pascal is not a good choice), just take a look at these books :
Network Programming in C
C++ Network Programming, Volume I: Mastering Complexity with ACE and Patterns
Java Network Programming, Third Edition
A question with resources available on SO: Sockets in pascal
Aggregated List of Libraries
Indeed all of them (just perhaps Pascal is not a good choice), just take a look at these books :
Network Programming in C
C++ Network Programming, Volume I: Mastering Complexity with ACE and Patterns
Java Network Programming, Third Edition
A question with resources available on SO: Sockets in pascal
Aggregated List of Libraries