github.com/afumu/libc@v0.0.6/musl/src/string/strncat.c (about) 1 #include <string.h> 2 3 char *strncat(char *restrict d, const char *restrict s, size_t n) 4 { 5 char *a = d; 6 d += strlen(d); 7 while (n && *s) n--, *d++ = *s++; 8 *d++ = 0; 9 return a; 10 }