ref: a8e683798a71e40a0e016aabdd6a7ce3696a71a8
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; }