ref: 43f2d5e7e0b8ca8d24e15fb4ff566827e5a5ae5b dir: /sys/src/ape/lib/9/segfree.c/
#include <lib9.h> extern int _SEGFREE(void*, unsigned long); int segfree(void *va, unsigned long len) { return _SEGFREE(va, len); }