strndup            48 ext/tk/tkutil/tkutil.c extern char *strndup(const char* _ptr, size_t _len);
strndup            97 ext/tk/tkutil/tkutil.c static char * strndup _((const char *, size_t));
strndup          1640 ext/tk/tkutil/tkutil.c     subst_inf->key[chr] = strndup(RSTRING_PTR(name),