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--- configure.orig	Sat Apr 10 21:32:10 1999
+++ configure	Sat Apr 10 21:32:13 1999
@@ -521,7 +521,7 @@
 # sure it supports prototypes, void, and enums properly (can't trust
 # __STDC__).
 
-CFLAGS=$OPT
+CFLAGS=$CFLAGS
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
@@ -700,51 +700,6 @@
   fi
 fi
   
-# See how high an optimization level (up to -O6) the compiler will 
-# let us go.  This is skipped if $opt_level is already set (eg.
-# by the NeXT-detector code above) because the NeXT cc dies, but 
-# doesn't return an error code if run with an illegal -O option!
-
-if test -z "$opt_level" ; then
-  echo $ac_n "checking highest available optimization level""... $ac_c" 1>&6
-  opt_level=""
-  if eval "test \"`echo '$''{'mpeg_cv_opt_level'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  
-  for opt in "-O" "-O2" "-O3" "-O4" "-O5" "-O6"; do
-    CFLAGS="$OPT$opt"
-    cat > conftest.$ac_ext <<EOF
-#line 719 "configure"
-#include "confdefs.h"
-
-int main() { return 0; }
-int t() {
-
-; return 0; }
-EOF
-if eval $ac_compile; then
-  rm -rf conftest*
-  mpeg_cv_opt_level=$opt
-fi
-rm -f conftest*
-
-  done
-  
-fi
-
-  opt_level=$mpeg_cv_opt_level
-  if  test -z $opt_level ; then
-    { echo "configure: error: your compiler is broken" 1>&2; exit 1; }
-  fi
-
-  echo "$ac_t""$opt_level" 1>&6
-fi
-OPT="$OPT$opt_level"
-
-
-CFLAGS="$OPT $DEFS"      # this is the final, real assigment to CFLAGS!
-
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
@@ -817,6 +772,7 @@
 if test $dither = yes; then
   libsrc='$(DECODER_SRC) $(DITHER_SRC)'
   libobj='$(DECODER_SRC:.c=.o) $(DITHER_SRC:.c=.o)'
+  shlibobj='$(DECODER_SRC:.c=.so) $(DITHER_SRC:.c=.so)'
   cat >> confdefs.h <<\EOF
 #define ENABLE_DITHER 1
 EOF
@@ -825,6 +781,7 @@
 else
   libsrc='$(DECODER_SRC)'
   libobj='$(DECODER_SRC:.c=.o)'
+  shlibobj='$(DECODER_SRC:.c=.so)'
   cat >> confdefs.h <<\EOF
 #define ENABLE_DITHER 0
 EOF
@@ -1459,6 +1416,7 @@
 s%@AR@%$AR%g
 s%@libsrc@%$libsrc%g
 s%@libobj@%$libobj%g
+s%@shlibobj@%$shlibobj%g
 s%@jrevdct@%$jrevdct%g
 s%@extras@%$extras%g
 /@Makefile_extras@/r $Makefile_extras