PFNGLTEXTURESTORAGE2DEXTPROC

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
extern (C)
alias PFNGLTEXTURESTORAGE2DEXTPROC = void function(GLuint texture, GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height)

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