Solution: use static_cast instead

Solution: add const/static

Solution: add const

Solution: remove them

Solution: use standard loop constructs and optimize some loops

Solution: consistently use virtual, override and final

Solution: fix handling of _starting and _terminate flags

Add tests for this situation.

Clarify documentation of zmq_ctx_shutdown and zmq_socket.

Fixes #3792

Solution: replace tabs with spaces

Solution: Replaced calls to strtok with strtok_r (strtok_s for windows)
in ws_engine.cpp

Solution: add them

websocket urls without a path caused crash!

Solution: when peer send a close msg, close the connection

Solution: implement both PONG response and producing pings

* Update array.hpp

Problem:Calling back on an empty container causes undefined behavior.
Solution:Check with the function empty()

* Create xqcool.mq

Adds relicensing grant

Solution: initialize local variable in all cases to false positive
compiler warning

Solution: use libbsd by default when available, and the internal implementation
only as a fallback, to take advantage of Linux distros maintenance of the
string libraries.

Solution: use memcpy with known size instead

Solution: use strcpy_s instead (define custom if not available)

Solution: add static

Solution: removed them

Solution: move initialization to declaration

Solution: modify it in loop body only

Solution: remove them

Solution: just copy the address

Solution: use std::string instead

Solution: properly guard members and options

Solution: use memcpy with known length

Solution: add comments and remove continue/break

This reverts commit 4f77cfa3.

Solution: introduce macros ZMQ_DEFAULT and ZMQ_NON_COPYABLE_NOR_MOVABLE

Solution: Remove definition

Solution: change to const references

Solution: remove else

Solution: add const

Solution: align them

Solution: use static_cast/reinterpret_cast instead

Solution: fix identifier names

Solution: Use domain sockets instead if available

Solution: move to ip.hpp as zmq::create_ipc_wildcard_address