if !h.growing() && (overLoadFactor(h.count+1, h.B) || tooManyOverflowBuckets(h.noverflow, h.B)) {
		hashGrow(t, h)
		goto again // Growing the table invalidates everything, so try again
	}

	if insertb == nil {
		// The current bucket and all the overflow buckets connected to it are full, allocate a new one.
		insertb = h.newoverflow(t, b)
		inserti = 0 // not necessary, but avoids needlessly spilling inserti
	}

	if !h.growing() && (overLoadFactor(h.count+1, h.B) || tooManyOverflowBuckets(h.noverflow, h.B)) {
		hashGrow(t, h)
		goto again // Growing the table invalidates everything, so try again
	}

	if insertb == nil {
		// The current bucket and all the overflow buckets connected to it are full, allocate a new one.
		insertb = h.newoverflow(t, b)
		inserti = 0 // not necessary, but avoids needlessly spilling inserti
	}

	if !h.growing() && (overLoadFactor(h.count+1, h.B) || tooManyOverflowBuckets(h.noverflow, h.B)) {
		hashGrow(t, h)
		goto again // Growing the table invalidates everything, so try again
	}

	if insertb == nil {
		// The current bucket and all the overflow buckets connected to it are full, allocate a new one.
		insertb = h.newoverflow(t, b)
		inserti = 0 // not necessary, but avoids needlessly spilling inserti
	}

	// If hint is large zeroing this memory could take a while.
	if h.B != 0 {
		var nextOverflow *bmap
		h.buckets, nextOverflow = makeBucketArray(t, h.B, nil)
		if nextOverflow != nil {
			h.extra = new(mapextra)
			h.extra.nextOverflow = nextOverflow
		}
	}

	return h
}

// makeBucketArray initializes a backing array for map buckets.

	ENOTDIR         Errno = 54
	ENOTEMPTY       Errno = 55
	ENOTRECOVERABLE Errno = 56
	ENOTSOCK        Errno = 57
	ENOTSUP         Errno = 58
	ENOTTY          Errno = 59
	ENXIO           Errno = 60
	EOVERFLOW       Errno = 61
	EOWNERDEAD      Errno = 62
	EPERM           Errno = 63
	EPIPE           Errno = 64
	EPROTO          Errno = 65
	EPROTONOSUPPORT Errno = 66
	EPROTOTYPE      Errno = 67
	ERANGE          Errno = 68

	ENOPROTOOPT
	ENOSPC
	ENOSR
	ENOSTR
	ENOSYS
	ENOTBLK
	ENOTCONN
	ENOTEMPTY
	ENOTNAM
	ENOTRECOVERABLE
	ENOTSOCK
	ENOTSUP
	ENOTTY
	ENOTUNIQ
	ENXIO
	EOPNOTSUPP
	EOVERFLOW
	EOWNERDEAD
	EPERM
	EPFNOSUPPORT
	EPIPE
	EPROTO
	EPROTONOSUPPORT
	EPROTOTYPE
	ERANGE
	EREMCHG
	EREMOTE
	EREMOTEIO
	ERESTART
	EROFS
	ESHUTDOWN
	ESOCKTNOSUPPORT

	"EADV":            EADV,
	"ESRMNT":          ESRMNT,
	"ECOMM":           ECOMM,
	"EPROTO":          EPROTO,
	"EMULTIHOP":       EMULTIHOP,
	"EDOTDOT":         EDOTDOT,
	"EBADMSG":         EBADMSG,
	"EOVERFLOW":       EOVERFLOW,
	"ENOTUNIQ":        ENOTUNIQ,
	"EBADFD":          EBADFD,
	"EREMCHG":         EREMCHG,
	"ELIBACC":         ELIBACC,
	"ELIBBAD":         ELIBBAD,
	"ELIBSCN":         ELIBSCN,

	ENOTRECOVERABLE = syscall.Errno(0x83)
	ENOTSOCK        = syscall.Errno(0x58)
	ENOTSUP         = syscall.Errno(0x5f)
	ENOTUNIQ        = syscall.Errno(0x4c)
	EOPNOTSUPP      = syscall.Errno(0x5f)
	EOVERFLOW       = syscall.Errno(0x4b)
	EOWNERDEAD      = syscall.Errno(0x82)
	EPFNOSUPPORT    = syscall.Errno(0x60)
	EPROTO          = syscall.Errno(0x47)
	EPROTONOSUPPORT = syscall.Errno(0x5d)

	ENOTRECOVERABLE = syscall.Errno(0xa6)
	ENOTSOCK        = syscall.Errno(0x5f)
	ENOTSUP         = syscall.Errno(0x7a)
	ENOTUNIQ        = syscall.Errno(0x50)
	EOPNOTSUPP      = syscall.Errno(0x7a)
	EOVERFLOW       = syscall.Errno(0x4f)
	EOWNERDEAD      = syscall.Errno(0xa5)
	EPFNOSUPPORT    = syscall.Errno(0x7b)
	EPROTO          = syscall.Errno(0x47)
	EPROTONOSUPPORT = syscall.Errno(0x78)

	ENOTRECOVERABLE = syscall.Errno(0x83)
	ENOTSOCK        = syscall.Errno(0x58)
	ENOTSUP         = syscall.Errno(0x5f)
	ENOTUNIQ        = syscall.Errno(0x4c)
	EOPNOTSUPP      = syscall.Errno(0x5f)
	EOVERFLOW       = syscall.Errno(0x4b)
	EOWNERDEAD      = syscall.Errno(0x82)
	EPFNOSUPPORT    = syscall.Errno(0x60)
	EPROTO          = syscall.Errno(0x47)
	EPROTONOSUPPORT = syscall.Errno(0x5d)