ref: 4eb0595fdcfb5064a5f81b1ffe4fb2de4c6a3dd3
dir: /lib/c/src/strncpy.c/
#include <string.h> #undef strncpy char * strncpy(char * restrict dst, const char * restrict src, size_t n) { char *ret = dst; for (; n > 0 && *src; --n) *dst++ = *src++; while (n-- > 0) *dst++ = '\0'; return ret; }