ref: 2c80da9e8ac07562225d9571c8c1c830ab3adfb2
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; }