Initializing help system before first use

# XNLSconvwrite

Purpose
Write to an output transcoder stream.
Synopsis
`long XNLSconvwrite(void *vctx,XNLSstream stream,const void *buf,unsigned long size);`
Arguments

vctx | Runtime context for data writer
stream | Stream open for writing
buf | Buffer to output encoded in UTF-8
size | size of buf

Return value
1 if successful, -1 in case of conversion error and 0 for other errors.
Further information
The parameter vctx is passed as the first argument to the sync function defined when opening the stream.
Related topics
XNLSopenconv.
Parent Topic Stream encoding conversion

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