--- pppd/plugins/pppoatm/Makefile.linux
+++ pppd/plugins/pppoatm/Makefile.linux
@@ -1,5 +1,5 @@
 CC	= gcc
-COPTS	= -O2 -g
+COPTS	= $(MY_CFLAGS) -O2 -g
 CFLAGS	= $(COPTS) -I../.. -I../../../include -fPIC
 LDFLAGS	= -shared
 INSTALL	= install
--- pppd/plugins/radius/Makefile.linux
+++ pppd/plugins/radius/Makefile.linux
@@ -12,7 +12,7 @@
 INSTALL	= install
 
 PLUGIN=radius.so radattr.so radrealms.so
-CFLAGS=-I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON
+CFLAGS= $(MY_CFLAGS) -I. -I../.. -I../../../include -O2 -fPIC -DRC_LOG_FACILITY=LOG_DAEMON
 
 # Uncomment the next line to include support for Microsoft's
 # MS-CHAP authentication protocol.
--- pppdump/Makefile.linux
+++ pppdump/Makefile.linux
@@ -2,7 +2,7 @@
 BINDIR = $(DESTDIR)/sbin
 MANDIR = $(DESTDIR)/share/man/man8
 
-CFLAGS= -O2 -pipe -Wall -I../include/net
+CFLAGS= $(MY_CFLAGS) -O2 -pipe -Wall -I../include/net
 OBJS = pppdump.o bsd-comp.o deflate.o zlib.o
 
 INSTALL= install