ref: c5629533e4c407f11d5378f399d6eef334e4e0c8
dir: /lib/c/strxfrm.c/
#include <string.h> #undef strxfrm size_t strxfrm(char * restrict dst, const char * restrict src, size_t n) { size_t len = strlen(src); if (len < n) strcpy(dst, src); return len; }