ref: 2e2a91f26b4724ae5f9942d545749a16b46c2a3f dir: /sys/src/cmd/unix/drawterm/libc/runestrcpy.c/
#include <u.h> #include <libc.h> Rune* runestrcpy(Rune *s1, Rune *s2) { Rune *os1; os1 = s1; while(*s1++ = *s2++) ; return os1; }