TclStubs.tcl_FSOpenFileChannel

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
struct TclStubs
extern (C)
Tcl_Channel function(Tcl_Interp* interp, Tcl_Obj* pathPtr, const(char)* modeString, int permissions) nothrow tcl_FSOpenFileChannel;

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