ref: e8f5e0909f4a7c7ae2c4e85f563e6b4da88aa98f 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); }