os.abort() Generate a SIGABRT signal to the current process. On Unix, the default behavior is to produce a core

os.statvfs(path) Perform a statvfs() system call on the given path. The return value is an object whose attributes

os.unsetenv(key) Unset (delete) the environment variable named key. Such changes to the environment affect subprocesses

ctypes.sizeof(obj_or_type) Returns the size in bytes of a ctypes type or instance memory buffer. Does the same as the C sizeof

class ctypes.c_int64 Represents the C 64-bit signed int datatype. Usually an alias for c_longlong

window.idcok(flag) If flag is False, curses no longer considers using the hardware insert/delete character

os.tcgetpgrp(fd) Return the process group associated with the terminal given by fd (an open file descriptor as returned

class ctypes._SimpleCData This non-public class is the base class of all fundamental ctypes data types. It is mentioned here

window.insnstr(str, n[, attr]) window.insnstr(y, x, str, n[, attr]) Insert a character string (as many characters

window.getbkgd() Return the given window’s current background character/attribute pair.