--- a/pppd/Makefile.linux
+++ b/pppd/Makefile.linux
@@ -48,7 +48,7 @@ MPPE=y
 # Uncomment the next line to include support for PPP packet filtering.
 # This requires that the libpcap library and headers be installed
 # and that the kernel driver support PPP packet filtering.
-FILTER=y
+#FILTER=y
 
 # Uncomment the next line to enable multilink PPP (enabled by default)
 # Linux distributions: Please leave multilink ENABLED in your builds
@@ -58,11 +58,11 @@ HAVE_MULTILINK=y
 # Uncomment the next line to enable the TDB database (enabled by default.)
 # If you enable multilink, then TDB is automatically enabled also.
 # Linux distributions: Please leave TDB ENABLED in your builds.
-USE_TDB=y
+#USE_TDB=y
 
-HAS_SHADOW=y
+#HAS_SHADOW=y
 #USE_PAM=y
-#HAVE_INET6=y
+HAVE_INET6=y
 
 # Enable plugins
 PLUGIN=y
@@ -77,7 +77,7 @@ MAXOCTETS=y
 
 INCLUDE_DIRS= -I../include
 
-COMPILE_FLAGS= -DHAVE_PATHS_H -DIPX_CHANGE -DHAVE_MMAP
+COMPILE_FLAGS= -DHAVE_PATHS_H -DHAVE_MMAP
 
 CFLAGS= $(COPTS) $(COMPILE_FLAGS) $(INCLUDE_DIRS) '-DDESTDIR="@DESTDIR@"'
 
@@ -117,10 +117,10 @@ CFLAGS   += -DHAS_SHADOW
 #LIBS     += -lshadow $(LIBS)
 endif
 
-ifneq ($(wildcard /usr/include/crypt.h),)
+#ifneq ($(wildcard /usr/include/crypt.h),)
 CFLAGS  += -DHAVE_CRYPT_H=1
 LIBS	+= -lcrypt
-endif
+#endif
 
 ifdef NEEDDES
 ifndef USE_CRYPT
