Issue #12039: Now suppress spurious select.error raised on FreeBSD when the server (an asyncore.dispatcher) is closed.

Use _set_abort_behavior() + abort() instead of raise(SIGABRT) which may write
an error message and/or open a popup asking to report the fault.

OpenSSL is now compiled with OPENSSL_NO_SSL2 defined (without the SSLv2
protocol) on Debian: fix the ssl module on Debian Testing and Debian Sid.

Optimize also ssl.get_protocol_name(): speed does matter!

OpenSSL is now compiled with OPENSSL_NO_SSL2 defined (without the SSLv2
protocol) on Debian: fix the ssl module on Debian Testing and Debian Sid.

Optimize also ssl.get_protocol_name(): speed does matter!

CTRL+c, clear the end-of-file indicator after CTRL+d.

the end-of-file indicator after CTRL+d.

clear the end-of-file indicator after CTRL+d.

sending of headers to output stream and flushing the internal headers buffer.
Patch contribution by Andrew Schaaf

Issue #11188: In log2 tests, create powers of 2 using ldexp(1, n) instead of the less reliable 2.0**n.

pthread_t is a pointer, not an integer, on FreeBSD. It should fix the following
gcc warning:

passing argument 1 of ‘pthread_kill’ makes pointer from integer without a cast

I expect the system libc to use more accurate functions than Python. The GNU
libc uses for example FYL2X and FYL2XP1 hardware instructions on Intel FPU.

Patch by Arfrever Frehtes Taifersar Arahesis.

Patch by Arfrever Frehtes Taifersar Arahesis.