# PR_FamilyInet Gets the value of the address family for Internet Protocol. ## Syntax ```{code} #include PRUint16 PR_FamilyInet(void); ``` ### Returns The value of the address family for Internet Protocol. This is usually `PR_AF_INET`, but can also be `PR_AF_INET6` if IPv6 is enabled. The returned value can be assigned to the `inet.family` field of a {ref}`PRNetAddr` object.