ref: 6bda784cb6a0a933a3c3bde7e6b6d60d221d88f2 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); }