ref: e8f5e0909f4a7c7ae2c4e85f563e6b4da88aa98f dir: /sys/src/ape/lib/9/segbrk.c/
#include <lib9.h> extern int _SEGBRK(void*, void*); int segbrk(void *saddr, void *addr) { return _SEGBRK(saddr, addr); }