This removes support for DCM, DIB, XBM, XCF and XWD file formats. It saves us
from CVE-2007-4985, CVE-2007-4986 and CVE-2007-4988.

diff -urN ImageMagick-6.3.4.orig/Makefile.am ImageMagick-6.3.4/Makefile.am
--- ImageMagick-6.3.4.orig/Makefile.am	2007-04-02 18:59:34.000000000 -0700
+++ ImageMagick-6.3.4/Makefile.am	2011-08-24 09:07:57.831550701 -0700
@@ -21,7 +21,7 @@
 
 AM_CPPFLAGS = -I$(top_builddir) -I$(top_srcdir)
 
-ACLOCAL_AMFLAGS = -Iltdl/m4 -I m4
+ACLOCAL_AMFLAGS = -I m4
 
 MODULECOMMONFLAGS = -no-undefined -module -avoid-version
 
diff -urN ImageMagick-6.3.4.orig/coders/Makefile.am ImageMagick-6.3.4/coders/Makefile.am
--- ImageMagick-6.3.4.orig/coders/Makefile.am	2007-04-27 17:41:46.000000000 -0700
+++ ImageMagick-6.3.4/coders/Makefile.am	2011-08-24 09:11:10.957499184 -0700
@@ -58,8 +58,8 @@
 endif
 
 if HasX11
-MAGICK_X11_MODULES = coders/x.la coders/xwd.la
-MAGICK_X11_SRCS = coders/x.c coders/xwd.c
+MAGICK_X11_MODULES = coders/x.la
+MAGICK_X11_SRCS = coders/x.c
 endif
 
 MAGICK_CODER_SRCS = \
@@ -73,8 +73,6 @@
 	coders/clip.c \
 	coders/cmyk.c \
 	coders/cut.c \
-	coders/dcm.c \
-	coders/dib.c \
 	coders/dot.c \
 	coders/dps.c \
 	coders/dpx.c \
@@ -147,9 +145,7 @@
 	coders/wbmp.c \
 	coders/wmf.c \
 	coders/wpg.c \
-	coders/xbm.c \
 	coders/xc.c \
-	coders/xcf.c \
 	coders/xpm.c \
 	coders/ycbcr.c \
 	coders/yuv.c \
@@ -175,8 +171,6 @@
 	coders/clip.la \
 	coders/cmyk.la \
 	coders/cut.la \
-	coders/dcm.la \
-	coders/dib.la \
 	coders/dot.la \
 	coders/dps.la \
 	coders/dpx.la \
@@ -249,9 +243,7 @@
 	coders/wbmp.la \
 	coders/wmf.la \
 	coders/wpg.la \
-	coders/xbm.la \
 	coders/xc.la \
-	coders/xcf.la \
 	coders/xpm.la \
 	coders/ycbcr.la \
 	coders/yuv.la \
@@ -334,18 +326,6 @@
 coders_cut_la_LDFLAGS      = $(MODULECOMMONFLAGS)
 coders_cut_la_LIBADD       = $(LIBMAGICK)
 
-# DCM coder module
-coders_dcm_la_SOURCES      = coders/dcm.c
-coders_dcm_la_CPPFLAGS     = $(MODULE_EXTRA_CPPFLAGS)
-coders_dcm_la_LDFLAGS      = $(MODULECOMMONFLAGS)
-coders_dcm_la_LIBADD       = $(LIBMAGICK)
-
-# DIB coder module
-coders_dib_la_SOURCES      = coders/dib.c
-coders_dib_la_CPPFLAGS     = $(MODULE_EXTRA_CPPFLAGS)
-coders_dib_la_LDFLAGS      = $(MODULECOMMONFLAGS)
-coders_dib_la_LIBADD       = $(LIBMAGICK)
-
 # DJVU coder module
 coders_djvu_la_SOURCES     = coders/djvu.c
 coders_djvu_la_CPPFLAGS    = $(MODULE_EXTRA_CPPFLAGS)
@@ -839,36 +819,18 @@
 coders_x_la_LDFLAGS        = $(MODULECOMMONFLAGS)
 coders_x_la_LIBADD         = $(LIBMAGICK) $(X11_LIBS)
 
-# XBM coder module
-coders_xbm_la_SOURCES      = coders/xbm.c
-coders_xbm_la_CPPFLAGS     = $(MODULE_EXTRA_CPPFLAGS)
-coders_xbm_la_LDFLAGS      = $(MODULECOMMONFLAGS)
-coders_xbm_la_LIBADD       = $(LIBMAGICK)
-
 # XC coder module
 coders_xc_la_SOURCES       = coders/xc.c
 coders_xc_la_CPPFLAGS      = $(MODULE_EXTRA_CPPFLAGS)
 coders_xc_la_LDFLAGS       = $(MODULECOMMONFLAGS)
 coders_xc_la_LIBADD        = $(LIBMAGICK)
 
-# XCF coder module
-coders_xcf_la_SOURCES      = coders/xcf.c
-coders_xcf_la_CPPFLAGS     = $(MODULE_EXTRA_CPPFLAGS)
-coders_xcf_la_LDFLAGS      = $(MODULECOMMONFLAGS)
-coders_xcf_la_LIBADD       = $(LIBMAGICK)
-
 # XPM coder module
 coders_xpm_la_SOURCES      = coders/xpm.c
 coders_xpm_la_CPPFLAGS     = $(MODULE_EXTRA_CPPFLAGS)
 coders_xpm_la_LDFLAGS      = $(MODULECOMMONFLAGS)
 coders_xpm_la_LIBADD       = $(LIBMAGICK)
 
-# XWD coder module
-coders_xwd_la_SOURCES      = coders/xwd.c
-coders_xwd_la_CPPFLAGS     = $(MODULE_EXTRA_CPPFLAGS)
-coders_xwd_la_LDFLAGS      = $(MODULECOMMONFLAGS)
-coders_xwd_la_LIBADD       = $(LIBMAGICK) $(X11_LIBS)
-
 # YCBCR coder module
 coders_ycbcr_la_SOURCES     = coders/ycbcr.c
 coders_ycbcr_la_CPPFLAGS    = $(MODULE_EXTRA_CPPFLAGS)