--- Makefile.in
+++ Makefile.in
@@ -2478,7 +2478,7 @@
 CC = @CC@
 CCDEPMODE = @CCDEPMODE@
 CCMALLOCDelegate = @CCMALLOCDelegate@
-CFLAGS = @CFLAGS@
+CFLAGS = @CFLAGS@ $(EXTRA_CFLAGS)
 CGMDecodeDelegate = @CGMDecodeDelegate@
 CL_CFLAGS = @CL_CFLAGS@
 CL_LIBS = @CL_LIBS@
@@ -2571,7 +2571,7 @@
 JPEG_LIBS = @JPEG_LIBS@
 LCMS_LIBS = @LCMS_LIBS@
 LD = @LD@
-LDFLAGS = @LDFLAGS@
+LDFLAGS = @LDFLAGS@ $(EXTRA_LDFLAGS)
 LFS_CPPFLAGS = @LFS_CPPFLAGS@
 LIBEXEC_DIR = @LIBEXEC_DIR@
 LIBOBJS = @LIBOBJS@