ref: f5bbb69877c377e1ff5e4a8cf1bfb3fc8e39b85a dir: /sys/src/libc/port/runestrcpy.c/
#include <u.h> #include <libc.h> Rune* runestrcpy(Rune *s1, Rune *s2) { Rune *os1; os1 = s1; while(*s1++ = *s2++) ; return os1; }