diff --git a/Magick++/bin/Magick++-config b/Magick++/bin/Magick++-config
index 917a32b..3baf9a3 100755
--- a/Magick++/bin/Magick++-config
+++ b/Magick++/bin/Magick++-config
@@ -43,10 +43,10 @@
       echo '6.6.4 Q16 '
       ;;
     --cflags)
-      echo "-I${includedir} -fopenmp"
+      echo "-I${includedir} "
       ;;
     --cxxflags)
-      echo '-g -O2 -pthread'
+      echo '-g -O2'
       ;;
     --cppflags)
       echo '-I/usr/local/include/ImageMagick'
@@ -55,7 +55,7 @@
       echo '-L/usr/local/lib '
       ;;
     --libs)
-      echo "-L${libdir} -lMagick++ -lMagickWand -lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lpthread -lltdl"
+      echo "-L${libdir} -lMagick++ -lMagickWand -lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lltdl"
       ;;
     *)
       echo "${usage}" 1>&2
diff --git a/PerlMagick/Makefile.PL b/PerlMagick/Makefile.PL
index 8178f18..e42d967 100644
--- a/PerlMagick/Makefile.PL
+++ b/PerlMagick/Makefile.PL
@@ -140,7 +140,7 @@
 # defaults for LIBS & INC & CCFLAGS params that we later pass to Writemakefile
 my $INC_magick = '-I../ -I.. -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/freetype2 -I/usr/include/libxml2 -I"' . $Config{'usrinc'} . '/ImageMagick"';
 my $LIBS_magick = '-L../magick/.libs -lMagickCore -lperl -lm';
-my $CCFLAGS_magick = "$Config{'ccflags'} -fopenmp -g -O2 -Wall -pthread";
+my $CCFLAGS_magick = "$Config{'ccflags'} -g -O2 -Wall";
 my $LDFLAGS_magick   = "-L../magick/.libs -lMagickCore $Config{'ldflags'} ";
 my $LDDLFLAGS_magick = "-L../magick/.libs -lMagickCore $Config{'lddlflags'} ";
 
@@ -210,7 +210,7 @@
    # 'OPTIMIZE'	=> '',
 
    # Use same compiler as ImageMagick
-   'PERLMAINCC'	=> ' -fopenmp',
+   'PERLMAINCC'	=> ' ',
 
    # Set Perl installation prefix to ImageMagick installation prefix
 #   'PREFIX'	=> '/usr/local',
diff --git a/config/configure.xml b/config/configure.xml
index d89d7cc..09c930e 100644
--- a/config/configure.xml
+++ b/config/configure.xml
@@ -9,23 +9,23 @@
   <configure name="NAME" value="ImageMagick"/>
   <configure name="LIB_VERSION" value="0x664"/>
   <configure name="LIB_VERSION_NUMBER" value="6,6,4,6"/>
-  <configure name="RELEASE_DATE" value="2010-09-21"/>
+  <configure name="RELEASE_DATE" value="2010-09-23"/>
   <configure name="CONFIGURE" value="./configure "/>
   <configure name="PREFIX" value="/usr/local"/>
   <configure name="EXEC-PREFIX" value="/usr/local"/>
   <configure name="VERSION" value="6.6.4"/>
   <configure name="CC" value="gcc -std=gnu99 -std=gnu99"/>
-  <configure name="CFLAGS" value="-fopenmp -g -O2 -Wall -pthread"/>
+  <configure name="CFLAGS" value="-g -O2 -Wall"/>
   <configure name="CPPFLAGS" value="-I/usr/local/include/ImageMagick"/>
-  <configure name="PCFLAGS" value="-fopenmp"/>
+  <configure name="PCFLAGS" value=""/>
   <configure name="DEFS" value="-DHAVE_CONFIG_H"/>
   <configure name="LDFLAGS" value="-L/usr/local/lib "/>
-  <configure name="LIBS" value="-lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lpthread -lltdl"/>
+  <configure name="LIBS" value="-lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lltdl"/>
   <configure name="CXX" value="g++"/>
-  <configure name="CXXFLAGS" value="-g -O2 -pthread"/>
+  <configure name="CXXFLAGS" value="-g -O2"/>
   <configure name="DISTCHECK_CONFIG_FLAGS" value="--disable-deprecated --with-quantum-depth=16 --with-umem=no --with-autotrace=no --with-gslib=no --with-fontpath= --with-perl=no"/>
   <configure name="HOST" value="x86_64-unknown-linux-gnu"/>
-  <configure name="FEATURES" value="OpenMP "/>
+  <configure name="FEATURES" value=""/>
   <configure name="DELEGATES" value="bzlib fontconfig freetype jpeg jng jp2 png tiff x11 xml zlib"/>
   <configure name="COPYRIGHT" value="Copyright (C) 1999-2010 ImageMagick Studio LLC"/>
   <configure name="WEBSITE" value="http://www.imagemagick.org"/>
diff --git a/configure b/configure
index 19ed7fb..2bc6047 100755
--- a/configure
+++ b/configure
@@ -8420,7 +8420,7 @@
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-    if test "$ax_pthread_ok" = yes; then
+    if test "$acx_pthread_ok" = yes; then
         have_threads=yes
         DEF_THREAD="$PTHREAD_CFLAGS"
         CFLAGS="$CFLAGS $DEF_THREAD"
@@ -8430,6 +8430,11 @@
 $as_echo "$as_me: WARNING: Replacing compiler $CC with compiler $PTHREAD_CC to support pthreads." >&2;}
             CC="$PTHREAD_CC"
         fi
+        if test "$CXX" != "$PTHREAD_CXX"; then
+          { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Replacing compiler $CXX with compiler $PTHREAD_CXX to support pthreads." >&5
+$as_echo "$as_me: WARNING: Replacing compiler $CXX with compiler $PTHREAD_CXX to support pthreads." >&2;}
+          CXX="$PTHREAD_CXX"
+        fi
     fi
 fi
 
@@ -8513,361 +8518,6 @@
 
 # Enable support for OpenCL
 
-
-
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-ax_pthread_ok=no
-
-# We used to check for pthread.h first, but this fails if pthread.h
-# requires special compiler flags (e.g. on True64 or Sequent).
-# It gets checked for in the link test anyway.
-
-# First of all, check if the user has set any of the PTHREAD_LIBS,
-# etcetera environment variables, and if threads linking works using
-# them:
-if test x"$PTHREAD_LIBS$PTHREAD_CFLAGS" != x; then
-        save_CFLAGS="$CFLAGS"
-        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-        save_LIBS="$LIBS"
-        LIBS="$PTHREAD_LIBS $LIBS"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS" >&5
-$as_echo_n "checking for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS... " >&6; }
-        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char pthread_join ();
-int
-main ()
-{
-return pthread_join ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ax_pthread_ok=yes
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_pthread_ok" >&5
-$as_echo "$ax_pthread_ok" >&6; }
-        if test x"$ax_pthread_ok" = xno; then
-                PTHREAD_LIBS=""
-                PTHREAD_CFLAGS=""
-        fi
-        LIBS="$save_LIBS"
-        CFLAGS="$save_CFLAGS"
-fi
-
-# We must check for the threads library under a number of different
-# names; the ordering is very important because some systems
-# (e.g. DEC) have both -lpthread and -lpthreads, where one of the
-# libraries is broken (non-POSIX).
-
-# Create a list of thread flags to try.  Items starting with a "-" are
-# C compiler flags, and other items are library names, except for "none"
-# which indicates that we try without any flags at all, and "pthread-config"
-# which is a program returning the flags for the Pth emulation library.
-
-ax_pthread_flags="pthreads none -Kthread -kthread lthread -pthread -pthreads -mthreads pthread --thread-safe -mt pthread-config"
-
-# The ordering *is* (sometimes) important.  Some notes on the
-# individual items follow:
-
-# pthreads: AIX (must check this before -lpthread)
-# none: in case threads are in libc; should be tried before -Kthread and
-#       other compiler flags to prevent continual compiler warnings
-# -Kthread: Sequent (threads in libc, but -Kthread needed for pthread.h)
-# -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able)
-# lthread: LinuxThreads port on FreeBSD (also preferred to -pthread)
-# -pthread: Linux/gcc (kernel threads), BSD/gcc (userland threads)
-# -pthreads: Solaris/gcc
-# -mthreads: Mingw32/gcc, Lynx/gcc
-# -mt: Sun Workshop C (may only link SunOS threads [-lthread], but it
-#      doesn't hurt to check since this sometimes defines pthreads too;
-#      also defines -D_REENTRANT)
-#      ... -mt is also the pthreads flag for HP/aCC
-# pthread: Linux, etcetera
-# --thread-safe: KAI C++
-# pthread-config: use pthread-config program (for GNU Pth library)
-
-case "${host_cpu}-${host_os}" in
-        *solaris*)
-
-        # On Solaris (at least, for some versions), libc contains stubbed
-        # (non-functional) versions of the pthreads routines, so link-based
-        # tests will erroneously succeed.  (We need to link with -pthreads/-mt/
-        # -lpthread.)  (The stubs are missing pthread_cleanup_push, or rather
-        # a function called by this macro, so we could check for that, but
-        # who knows whether they'll stub that too in a future libc.)  So,
-        # we'll just look for -pthreads and -lpthread first:
-
-        ax_pthread_flags="-pthreads pthread -mt -pthread $ax_pthread_flags"
-        ;;
-
-	*-darwin*)
-	acx_pthread_flags="-pthread $acx_pthread_flags"
-	;;
-esac
-
-if test x"$ax_pthread_ok" = xno; then
-for flag in $ax_pthread_flags; do
-
-        case $flag in
-                none)
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether pthreads work without any flags" >&5
-$as_echo_n "checking whether pthreads work without any flags... " >&6; }
-                ;;
-
-                -*)
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether pthreads work with $flag" >&5
-$as_echo_n "checking whether pthreads work with $flag... " >&6; }
-                PTHREAD_CFLAGS="$flag"
-                ;;
-
-		pthread-config)
-		# Extract the first word of "pthread-config", so it can be a program name with args.
-set dummy pthread-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ax_pthread_config+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$ax_pthread_config"; then
-  ac_cv_prog_ax_pthread_config="$ax_pthread_config" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
-    ac_cv_prog_ax_pthread_config="yes"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-  test -z "$ac_cv_prog_ax_pthread_config" && ac_cv_prog_ax_pthread_config="no"
-fi
-fi
-ax_pthread_config=$ac_cv_prog_ax_pthread_config
-if test -n "$ax_pthread_config"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_pthread_config" >&5
-$as_echo "$ax_pthread_config" >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-		if test x"$ax_pthread_config" = xno; then continue; fi
-		PTHREAD_CFLAGS="`pthread-config --cflags`"
-		PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`"
-		;;
-
-                *)
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for the pthreads library -l$flag" >&5
-$as_echo_n "checking for the pthreads library -l$flag... " >&6; }
-                PTHREAD_LIBS="-l$flag"
-                ;;
-        esac
-
-        save_LIBS="$LIBS"
-        save_CFLAGS="$CFLAGS"
-        LIBS="$PTHREAD_LIBS $LIBS"
-        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-
-        # Check for various functions.  We must include pthread.h,
-        # since some functions may be macros.  (On the Sequent, we
-        # need a special flag -Kthread to make this header compile.)
-        # We check for pthread_join because it is in -lpthread on IRIX
-        # while pthread_create is in libc.  We check for pthread_attr_init
-        # due to DEC craziness with -lpthreads.  We check for
-        # pthread_cleanup_push because it is one of the few pthread
-        # functions on Solaris that doesn't have a non-functional libc stub.
-        # We try pthread_create on general principles.
-        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <pthread.h>
-	             static void routine(void* a) {a=0;}
-	             static void* start_routine(void* a) {return a;}
-int
-main ()
-{
-pthread_t th; pthread_attr_t attr;
-                     pthread_join(th, 0);
-                     pthread_attr_init(&attr);
-                     pthread_cleanup_push(routine, 0);
-                     pthread_create(&th,0,start_routine,0);
-                     pthread_cleanup_pop(0);
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ax_pthread_ok=yes
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-
-        LIBS="$save_LIBS"
-        CFLAGS="$save_CFLAGS"
-
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_pthread_ok" >&5
-$as_echo "$ax_pthread_ok" >&6; }
-        if test "x$ax_pthread_ok" = xyes; then
-                break;
-        fi
-
-        PTHREAD_LIBS=""
-        PTHREAD_CFLAGS=""
-done
-fi
-
-# Various other checks:
-if test "x$ax_pthread_ok" = xyes; then
-        save_LIBS="$LIBS"
-        LIBS="$PTHREAD_LIBS $LIBS"
-        save_CFLAGS="$CFLAGS"
-        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
-
-        # Detect AIX lossage: JOINABLE attribute is called UNDETACHED.
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for joinable pthread attribute" >&5
-$as_echo_n "checking for joinable pthread attribute... " >&6; }
-	attr_name=unknown
-	for attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <pthread.h>
-int
-main ()
-{
-int attr=$attr; return attr;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  attr_name=$attr; break
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-	done
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $attr_name" >&5
-$as_echo "$attr_name" >&6; }
-        if test "$attr_name" != PTHREAD_CREATE_JOINABLE; then
-
-cat >>confdefs.h <<_ACEOF
-#define PTHREAD_CREATE_JOINABLE $attr_name
-_ACEOF
-
-        fi
-
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking if more special flags are required for pthreads" >&5
-$as_echo_n "checking if more special flags are required for pthreads... " >&6; }
-        flag=no
-        case "${host_cpu}-${host_os}" in
-            *-aix* | *-freebsd* | *-darwin*) flag="-D_THREAD_SAFE";;
-            *solaris* | *-osf* | *-hpux*) flag="-D_REENTRANT";;
-        esac
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${flag}" >&5
-$as_echo "${flag}" >&6; }
-        if test "x$flag" != xno; then
-            PTHREAD_CFLAGS="$flag $PTHREAD_CFLAGS"
-        fi
-
-        LIBS="$save_LIBS"
-        CFLAGS="$save_CFLAGS"
-
-        # More AIX lossage: must compile with xlc_r or cc_r
-	if test x"$GCC" != xyes; then
-          for ac_prog in xlc_r cc_r
-do
-  # Extract the first word of "$ac_prog", so it can be a program name with args.
-set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_PTHREAD_CC+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test -n "$PTHREAD_CC"; then
-  ac_cv_prog_PTHREAD_CC="$PTHREAD_CC" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
-    ac_cv_prog_PTHREAD_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-  done
-IFS=$as_save_IFS
-
-fi
-fi
-PTHREAD_CC=$ac_cv_prog_PTHREAD_CC
-if test -n "$PTHREAD_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PTHREAD_CC" >&5
-$as_echo "$PTHREAD_CC" >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-  test -n "$PTHREAD_CC" && break
-done
-test -n "$PTHREAD_CC" || PTHREAD_CC="${CC}"
-
-        else
-          PTHREAD_CC=$CC
-	fi
-else
-        PTHREAD_CC="$CC"
-fi
-
-
-
-
-
-# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
-if test x"$ax_pthread_ok" = xyes; then
-
-$as_echo "#define HAVE_PTHREAD 1" >>confdefs.h
-
-        :
-else
-        ax_pthread_ok=no
-
-fi
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-
-
 # Check whether --enable-opencl was given.
 if test "${enable_opencl+set}" = set; then :
   enableval=$enable_opencl; disable_opencl=$enableval
diff --git a/configure.ac b/configure.ac
index a3416ba..e9b2a77 100755
--- a/configure.ac
+++ b/configure.ac
@@ -376,8 +376,8 @@
 
 have_threads=no
 if test "$with_threads" != 'no'; then
-    AX_PTHREAD()
-    if test "$ax_pthread_ok" = yes; then
+    ACX_PTHREAD()
+    if test "$acx_pthread_ok" = yes; then
         have_threads=yes
         DEF_THREAD="$PTHREAD_CFLAGS"
         CFLAGS="$CFLAGS $DEF_THREAD"
@@ -386,6 +386,10 @@
             AC_MSG_WARN([Replacing compiler $CC with compiler $PTHREAD_CC to support pthreads.])
             CC="$PTHREAD_CC"
         fi
+        if test "$CXX" != "$PTHREAD_CXX"; then
+          AC_MSG_WARN([Replacing compiler $CXX with compiler $PTHREAD_CXX to support pthreads.])
+          CXX="$PTHREAD_CXX"
+        fi
     fi
 fi
 
diff --git a/libtool b/libtool
index 97cca60..aca3e6c 100755
--- a/libtool
+++ b/libtool
@@ -144,7 +144,7 @@
 LTCC="gcc -std=gnu99 -std=gnu99"
 
 # LTCC compiler flags.
-LTCFLAGS="-fopenmp -g -O2 -Wall -pthread"
+LTCFLAGS="-g -O2 -Wall"
 
 # Take the output of nm and produce a listing of raw symbols and C names.
 global_symbol_pipe="sed -n -e 's/^.*[	 ]\\([ABCDGIRSTW][ABCDGIRSTW]*\\)[	 ][	 ]*\\([_A-Za-z][_A-Za-z0-9]*\\)\$/\\1 \\2 \\2/p'"
@@ -9403,7 +9403,7 @@
 predep_objects="/usr/lib/gcc/x86_64-redhat-linux/4.5.1/../../../../lib64/crti.o /usr/lib/gcc/x86_64-redhat-linux/4.5.1/crtbeginS.o"
 postdep_objects="/usr/lib/gcc/x86_64-redhat-linux/4.5.1/crtendS.o /usr/lib/gcc/x86_64-redhat-linux/4.5.1/../../../../lib64/crtn.o"
 predeps=""
-postdeps="-lstdc++ -lm -lgomp -lgcc_s -lpthread -lc -lgcc_s"
+postdeps="-lstdc++ -lm -lgcc_s -lc -lgcc_s"
 
 # The library search path used internally by the compiler when linking
 # a shared library.
diff --git a/magick/ImageMagick.pc b/magick/ImageMagick.pc
index 7f3df55..e382aac 100644
--- a/magick/ImageMagick.pc
+++ b/magick/ImageMagick.pc
@@ -7,4 +7,4 @@
 Description: ImageMagick - Convert, Edit, and Compose Images
 Version: 6.6.4
 Libs: -L${libdir} -lMagickCore
-Cflags: -I${includedir} -fopenmp
+Cflags: -I${includedir} 
diff --git a/magick/Magick-config b/magick/Magick-config
index ed47494..9a9b9ca 100755
--- a/magick/Magick-config
+++ b/magick/Magick-config
@@ -40,10 +40,10 @@
       echo '6.6.4 Q16 '
       ;;
     --cflags)
-      echo "-I${includedir} -fopenmp"
+      echo "-I${includedir} "
       ;;
     --cxxflags)
-      echo '-g -O2 -pthread'
+      echo '-g -O2'
       ;;
     --cppflags)
       echo '-I/usr/local/include/ImageMagick'
@@ -52,7 +52,7 @@
       echo '-L/usr/local/lib '
       ;;
     --libs)
-      echo "-L${libdir} -lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lpthread -lltdl"
+      echo "-L${libdir} -lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lltdl"
       ;;
     *)
       echo "${usage}" 1>&2
diff --git a/magick/version.h b/magick/version.h
index bfbe3eb..0fdff68 100644
--- a/magick/version.h
+++ b/magick/version.h
@@ -33,10 +33,10 @@
 #define MagickLibAddendum  "-6"
 #define MagickLibInterface  4
 #define MagickLibMinInterface  4
-#define MagickReleaseDate  "2010-09-21"
-#define MagickChangeDate   "20100920"
+#define MagickReleaseDate  "2010-09-23"
+#define MagickChangeDate   "20100912"
 #define MagickAuthoritativeURL  "http://www.imagemagick.org"
-#define MagickFeatures  "OpenMP "
+#define MagickFeatures  ""
 #define MagickHomeURL  "file:///usr/local/share/doc/ImageMagick-6.6.4/index.html"
 #if (MAGICKCORE_QUANTUM_DEPTH == 8)
 #define MagickQuantumDepth  "Q8"
diff --git a/wand/Wand-config b/wand/Wand-config
index 47228f6..465ac4a 100755
--- a/wand/Wand-config
+++ b/wand/Wand-config
@@ -40,10 +40,10 @@
       echo '6.6.4 Q16 '
       ;;
     --cflags)
-      echo "-I${includedir} -fopenmp"
+      echo "-I${includedir} "
       ;;
     --cxxflags)
-      echo '-g -O2 -pthread'
+      echo '-g -O2'
       ;;
     --cppflags)
       echo '-I/usr/local/include/ImageMagick'
@@ -52,7 +52,7 @@
       echo '-L/usr/local/lib '
       ;;
     --libs)
-      echo "-L${libdir} -lMagickWand -lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lpthread -lltdl"
+      echo "-L${libdir} -lMagickWand -lMagickCore -ltiff -lfreetype -ljasper -ljpeg -lpng -lfontconfig -lXext -lXt -lSM -lICE -lX11 -lbz2 -lxml2 -lz -lm -lgomp -lltdl"
       ;;
     *)
       echo "${usage}" 1>&2
diff --git a/wand/Wand.pc b/wand/Wand.pc
index d72598a..62f7884 100644
--- a/wand/Wand.pc
+++ b/wand/Wand.pc
@@ -8,4 +8,4 @@
 Description:  MagickWand - C API for ImageMagick
 Requires: ImageMagick
 Libs: -L${libdir} -lMagickWand -lMagickCore
-Cflags: -I${includedir} -fopenmp
+Cflags: -I${includedir}