SPLAY_ENTRY.SPLAY_ENTRY

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
template SPLAY_ENTRY(string type)
extern (C) nothrow @nogc
enum SPLAY_ENTRY = "struct { " ~ type ~ "* spe_left; /* left element */ " ~ type ~ "* spe_right; /* right element */ }";

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