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-rw-r--r--ext/socket/extconf.rb1
-rw-r--r--ext/socket/getaddrinfo.c5
-rw-r--r--ext/socket/socket.c4
3 files changed, 2 insertions, 8 deletions
diff --git a/ext/socket/extconf.rb b/ext/socket/extconf.rb
index 467c052a851..6975994ef8b 100644
--- a/ext/socket/extconf.rb
+++ b/ext/socket/extconf.rb
@@ -148,7 +148,6 @@ EOF
$CFLAGS="-DHAVE_SA_LEN "+$CFLAGS
end
-have_header("sys/sysctl.h")
have_header("netinet/tcp.h")
have_header("netinet/udp.h")
diff --git a/ext/socket/getaddrinfo.c b/ext/socket/getaddrinfo.c
index 501ebd5006e..ebb03fe959a 100644
--- a/ext/socket/getaddrinfo.c
+++ b/ext/socket/getaddrinfo.c
@@ -41,11 +41,6 @@
#include <sys/types.h>
#ifndef NT
#include <sys/param.h>
-#endif
-#ifdef HAVE_SYSCTL_H
-#include <sys/sysctl.h>
-#endif
-#ifndef NT
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
diff --git a/ext/socket/socket.c b/ext/socket/socket.c
index 408257eeb63..b38cc48c98c 100644
--- a/ext/socket/socket.c
+++ b/ext/socket/socket.c
@@ -16,10 +16,10 @@
#ifndef NT
#include <sys/socket.h>
#include <netinet/in.h>
-#ifdef NETINET_TCP
+#ifdef HAVE_NETINET_TCP_H
# include <netinet/tcp.h>
#endif
-#ifdef NETINET_UDP
+#ifdef HAVE_NETINET_UDP_H
# include <netinet/udp.h>
#endif
#include <netdb.h>