--- a/pppd/plugins/rp-pppoe/pppoe.h
+++ b/pppd/plugins/rp-pppoe/pppoe.h
@@ -48,11 +48,7 @@
 #include <netinet/in.h>
 
 /* Ugly header files on some Linux boxes... */
-#if defined(HAVE_LINUX_IF_H)
-#include <linux/if.h>
-#elif defined(HAVE_NET_IF_H)
 #include <net/if.h>
-#endif
 
 #ifdef HAVE_NET_IF_TYPES_H
 #include <net/if_types.h>
@@ -80,20 +76,7 @@ typedef unsigned long UINT32_t;
 #error Could not find a 32-bit integer type
 #endif
 
-#ifdef HAVE_LINUX_IF_ETHER_H
-#include <linux/if_ether.h>
-#endif
-
-#ifdef HAVE_NETINET_IF_ETHER_H
-#include <sys/types.h>
-
-#ifdef HAVE_SYS_SOCKET_H
-#include <sys/socket.h>
-#endif
-#ifndef HAVE_SYS_DLPI_H
-#include <netinet/if_ether.h>
-#endif
-#endif
+#include <net/ethernet.h>
 
 
 /* Ethernet frame types according to RFC 2516 */