   C++,  C++Builder, API Windows 847

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creattemp	int creattemp(char *path, int attrib)        attrib   path	io.h, dos.h
dup	int dup(int handle)     handle	io.h
dup2	int dup2(int oldhandle, int newhandle)    newhandle  oldhandle	io.h
FileClose	void FileClose(int Handle)    Handle	SysUtils.hpp
FileCreate	int FileCreate(const System::AnsiString FileName)  FileName         -1	SysUtils.hpp
FileOpen	int File0pen(const System::AnsiString FileName, int Mode)  FileName   Mode      -1	SysUtils.hpp
lock	int lock(int handle, long offset, long length)   handle length ,    offset      	io.h
locking	int locking(int handle, int cmd, long length)     handle length ,        	--^.--1 io.h, sys\locking.h
rtlclose	int rtlclose(int handle)    handle	io.h
rtlcreat	int rtlcreat(const char *path, int attrib)      path   attrib;    -1	io.h, dos.h
rtlopen	int rtlopen(const char *filename, int oflags)   filename       oflags;    -1	io.h, dos.h\
setmode	int setmode(int handle, int amode)   amode         handle: 0BINARY  , 0  	io.hi