ref: 8b93eca2afbc1cae89f533c595d3018d86b5f7e5 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); }