Max URI set to only 64 chars
HOST_NAME_MAX determines the maximum length gethostname() returns,
not the maximum dns name we can resolve or connect to.
As each label cannot be longer then 64, which is why HOST_NAME_MAX is
limited to 64, and should in turn not be used to limit dns names.
BSON_BEGIN_DECLS
-#ifndef HOST_NAME_MAX
#ifdef _POSIX_HOST_NAME_MAX
#define BSON_HOST_NAME_MAX _POSIX_HOST_NAME_MAX
#else
#define BSON_HOST_NAME_MAX 255
#endif
-#else
-#define BSON_HOST_NAME_MAX HOST_NAME_MAX
-#endif
typedef struct _mongoc_host_list_t mongoc_host_list_t;
