wrap POSIX dynamic linking API and stdio.h extensions

Fix typo and add missing comma.

Conflicts:
	Cython/Compiler/Optimize.py
	Cython/Compiler/StringEncoding.py

fix bytes literal creation from compile-time DEF expressions (used to become Unicode strings due to missing encoding)

This avoids the issue with overloaded address-of operators.

CHANGES: fix Docutils warnings: Inline emphasis start-string without end-string.

Fix typo.

This avoids the issue with overloaded address-of operators.

Conflicts:
	CHANGES.rst