ref: c0a7fbea1f61b1d77a09d612b85c74fd6c673b7c dir: /sys/src/ape/lib/9/segbrk.c/
#include <lib9.h> extern void* _SEGBRK(void*, void*); void* segbrk(void *saddr, void *addr) { return _SEGBRK(saddr, addr); }