ref: c7bde5b0591d7c8df7182de9ceaa3e5e53d0973a 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; }