The standard library file__premicrothread package is a synonym for winix_text_file_for_posix__premicrothread on Posix-based platforms such as Linux; it will be a synonym for winix_text_file_for_win32 on 32-bit Windows platforms; on other platforms it will be a synonym for a similarly appropriate platform-specific package.
The file__premicrothread package implements the Winix_Text_File_For_Os API.
On posix platforms the file__premicrothread package source code is in src/lib/std/src/posix/file–premicrothread.pkg.
The above information is manually maintained and may contain errors.
Winix_Text_File_For_Os__Premicrothread?