+ac_safe=`echo "zlib.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for zlib.h""... $ac_c" 1>&6
+echo "configure:1970: checking for zlib.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 1975 "configure"
+#include "confdefs.h"
+#include <zlib.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1980: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ zlib_h=yes
+else
+ echo "$ac_t""no" 1>&6
+zlib_h=no
+fi
+
+echo $ac_n "checking for compress2 in -lz""... $ac_c" 1>&6
+echo "configure:2003: checking for compress2 in -lz" >&5
+ac_lib_var=`echo z'_'compress2 | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lz $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 2011 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char compress2();
+
+int main() {
+compress2()
+; return 0; }
+EOF
+if { (eval echo configure:2022: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ zlib_lib=yes
+else
+ echo "$ac_t""no" 1>&6
+zlib_lib=no
+fi
+
+if test "$zlib_h" = yes -a "$zlib_lib" = yes; then
+ ZLIB="-lz"
+ cat >> confdefs.h <<\EOF
+#define HAVE_ZLIB 1
+EOF
+
+else
+ ZLIB=""
+fi
+
+
+ac_safe=`echo "bzlib.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for bzlib.h""... $ac_c" 1>&6
+echo "configure:2056: checking for bzlib.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 2061 "configure"
+#include "confdefs.h"
+#include <bzlib.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:2066: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ bzlib_h=yes
+else
+ echo "$ac_t""no" 1>&6
+bzlib_h=no
+fi
+
+echo $ac_n "checking for BZ2_bzBuffToBuffCompress in -lbz2""... $ac_c" 1>&6
+echo "configure:2089: checking for BZ2_bzBuffToBuffCompress in -lbz2" >&5
+ac_lib_var=`echo bz2'_'BZ2_bzBuffToBuffCompress | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lbz2 $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 2097 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char BZ2_bzBuffToBuffCompress();
+
+int main() {
+BZ2_bzBuffToBuffCompress()
+; return 0; }
+EOF
+if { (eval echo configure:2108: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ bzlib_lib=yes
+else
+ echo "$ac_t""no" 1>&6
+bzlib_lib=no
+fi
+
+if test "$bzlib_h" = yes -a "$bzlib_lib" = yes; then
+ BZLIB="-lbz2"
+ cat >> confdefs.h <<\EOF
+#define HAVE_BZLIB 1
+EOF
+
+else
+ BZLIB=""
+fi
+
+