--- a/configure.ac
+++ b/configure.ac
@@ -1560,11 +1560,11 @@ if test $check_magick = yes; then
   MAGICK_LIBS=
 
   PKG_CHECK_EXISTS([$magick++], [
-    ## Make sure we only get -I, -L, and -l flags.  Some Graphics/ImageMagick++
+    ## Make sure we only get -I, -D, -L, and -l flags.  Some Graphics/ImageMagick++
     ## packages add extra flags that are useful when building
     ## Graphics/ImageMagick++ extentions.  These extra flags break the
     ## Octave build.
-    MAGICK_CPPFLAGS="$($PKG_CONFIG --cflags-only-I $magick++ | $SED -e 's/^ *$//')"
+    MAGICK_CPPFLAGS="$($PKG_CONFIG --cflags-only-I $magick++ | $SED -e 's/^ *$//' | $SED -e 's/\(-@<:@DI@:>@@<:@^ \t@:>@*\)\|\(-@<:@^ \t@:>@*\)/\1/g')"
     MAGICK_LDFLAGS="$($PKG_CONFIG --libs-only-L $magick++ | $SED -e 's/^ *$//')"
     MAGICK_LIBS="$($PKG_CONFIG --libs-only-l $magick++ | $SED -e 's/^ *$//')"