ref: dfea95b3c29ef4a6de2713a946453d3a022ae0b4
dir: /sys/src/ape/lib/9/segattach.c/
#include <lib9.h> extern void* _SEGATTACH(int, char*, void*, unsigned long); void* segattach(int attr, char *class, void *va, unsigned long len) { return _SEGATTACH(attr, class, va, len); }