diff --git a/libc/include/netdb.h b/libc/include/netdb.h
index 3bb973c..339bac2 100644
--- a/libc/include/netdb.h
+++ b/libc/include/netdb.h
@@ -199,49 +199,29 @@
 #define  h_errno   (*__get_h_errno())
 int*  __get_h_errno(void);
 /* BIONIC-END */
-void endhostent(void);
-void endnetent(void);
-void endnetgrent(void);
-void endprotoent(void);
 void endservent(void);
-void freehostent(struct hostent *);
-struct hostent	*gethostbyaddr(const void *, socklen_t, int);
-int gethostbyaddr_r(const void *, socklen_t, int, struct hostent *, char *, size_t, struct hostent **, int *);
-struct hostent	*gethostbyname(const char *);
-int gethostbyname_r(const char *, struct hostent *, char *, size_t, struct hostent **, int *);
-struct hostent	*gethostbyname2(const char *, int);
-int gethostbyname2_r(const char *, int, struct hostent *, char *, size_t, struct hostent **, int *);
-struct hostent	*gethostent(void);
-int gethostent_r(struct hostent *, char *, size_t, struct hostent **, int *);
-struct hostent	*getipnodebyaddr(const void *, size_t, int, int *);
-struct hostent	*getipnodebyname(const char *, int, int, int *);
-struct netent	*getnetbyaddr(uint32_t, int);
-int getnetbyaddr_r(uint32_t, int, struct netent *, char *, size_t, struct netent**, int *);
-struct netent	*getnetbyname(const char *);
-int getnetbyname_r(const char *, struct netent *, char *, size_t, struct netent **, int *);
-struct netent	*getnetent(void);
-int getnetent_r(struct netent *, char *, size_t, struct netent **, int *);
-int getnetgrent(char **, char **, char **);
-struct protoent	*getprotobyname(const char *);
-int getprotobyname_r(const char *, struct protoent *, char *, size_t, struct protoent **);
-struct protoent	*getprotobynumber(int);
-int getprotobynumber_r(int, struct protoent *, char *, size_t, struct protoent **);
-struct protoent	*getprotoent(void);
-int getprotoent_r(struct protoent *, char *, size_t, struct protoent **);
-struct servent	*getservbyname(const char *, const char *);
-struct servent	*getservbyport(int, const char *);
-struct servent	*getservent(void);
-void herror(const char *);
-const char	*hstrerror(int);
-int innetgr(const char *, const char *, const char *, const char *);
-void sethostent(int);
-void setnetent(int);
-void setprotoent(int);
+struct hostent* gethostbyaddr(const void*, socklen_t, int);
+int gethostbyaddr_r(const void*, socklen_t, int, struct hostent*, char*, size_t, struct hostent**,
+                    int*);
+struct hostent* gethostbyname(const char*);
+int gethostbyname_r(const char*, struct hostent*, char*, size_t, struct hostent**, int*);
+struct hostent* gethostbyname2(const char*, int);
+int gethostbyname2_r(const char*, int, struct hostent*, char*, size_t, struct hostent**, int*);
+struct hostent* gethostent(void);
+struct netent* getnetbyaddr(uint32_t, int);
+struct netent* getnetbyname(const char*);
+struct protoent* getprotobyname(const char*);
+struct protoent* getprotobynumber(int);
+struct servent* getservbyname(const char*, const char*);
+struct servent* getservbyport(int, const char*);
+struct servent* getservent(void);
+void herror(const char*);
+const char* hstrerror(int);
+
 int getaddrinfo(const char *, const char *, const struct addrinfo *, struct addrinfo **);
 int getnameinfo(const struct sockaddr *, socklen_t, char *, size_t, char *, size_t, int);
 void freeaddrinfo(struct addrinfo *);
 const char	*gai_strerror(int);
-void setnetgrent(const char *);
 void setservent(int);
 
 #pragma GCC visibility pop