ref: 66b39b58b8cda3e3c3a86c23401cad0e670a3432
dir: /src/libc/string/strncpy.c/
#include <string.h> #undef strncpy char * strncpy(char *restrict s1, const char *restrict s2, size_t n) { char *ret = s1; for (; n > 0 && *s2; --n) *s1++ = *s2++; while (n-- > 0) *s1++ = '\0'; return ret; }