SysFileRead (FUN)

FUNCTION SysFileRead : __XWORD

Read number of bytes out of the file

InOut:

Scope	Name	Type	Comment
Return	SysFileRead	__XWORD	Number of bytes read from file. 0=if failed
Input	hFile	RTS_IEC_HANDLE	Handle of the file
	pbyBuffer	POINTER TO BYTE	Pointer to buffer for read data
	ulSize	__XWORD	Number of bytes to read from file. Must be less or equal the buffer size!
	pResult	POINTER TO RTS_IEC_RESULT	Pointer to runtime system error code (see CmpErrors.library)