ref: 2f9a05bc3b3e6e8af346547127988f589634c1a4 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); }