isatty: Make it return true in Cygwin consoles on native Windows. * lib/isatty.c: Include <string.h>. (GetProcAddress): New macro. (GetNamedPipeClientProcessIdFuncType): New type. (GetNamedPipeClientProcessIdFunc): New variable. (QueryFullProcessImageNameFuncType): New type. (QueryFullProcessImageNameFunc): New variable. (initialized): New variable. (initialize): New function. (IsCygwinConsoleHandle): New function. (isatty): Invoke it. * doc/posix-functions/isatty.texi: Mention the issue.

Description:
read_file() function: read the contents of a file into a string

Files:
lib/read-file.h
lib/read-file.c
m4/read-file.m4

Depends-on:
fstat
ftello
malloc-posix
realloc-posix
stdint
sys_stat

configure.ac:
gl_PREREQ_READ_FILE

Makefile.am:
lib_SOURCES += read-file.c

Include:
"read-file.h"

License:
LGPLv2+

Maintainer:
Simon Josefsson