X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=configure.in;h=030da56d021ccb86b7a247a692ca4d7c7aba6553;hb=a29d3d60ea71cde26b87fb88daeb88a3087b7fc9;hp=e5ed2c766d8ff2cd5b525a55a4a60a4dc7df66e2;hpb=04d1b4116331e3813b8f75304f714a5d61ba1214;p=mono.git

diff --git a/configure.in b/configure.in
index e5ed2c766d8..030da56d021 100644
--- a/configure.in
+++ b/configure.in
@@ -6,9 +6,12 @@ AC_CANONICAL_SYSTEM
 m4_ifdef([_A][M_PROG_TAR],[_A][M_SET_OPTION([tar-ustar])])
 
 AM_CONFIG_HEADER(config.h)
-AM_INIT_AUTOMAKE(mono,1.1.17)
+AM_INIT_AUTOMAKE(mono,1.2.4)
 AM_MAINTAINER_MODE
 
+API_VER=1.0
+AC_SUBST(API_VER)
+
 AC_PROG_LN_S
 
 # In case of cygwin, override LN_S, irrespective of what it determines.
@@ -41,12 +44,13 @@ libmono_cflags=""
 libmono_ldflags=""
 AC_SUBST(libmono_cflags)
 AC_SUBST(libmono_ldflags)
+export_ldflags=`(./libtool --config; echo eval echo \\$export_dynamic_flag_spec) | sh`
+AC_SUBST(export_ldflags)
 
 # Variable to have relocatable .pc files (lib, or lib64)
 reloc_libdir=`basename ${libdir}`
 AC_SUBST(reloc_libdir)
 
-
 dnl if linker handles the version script
 no_version_script=no
 
@@ -66,13 +70,12 @@ case "$host" in
 			export CC
 		fi
 		HOST_CC="gcc"
-		CPPFLAGS="$CPPFLAGS -DWIN32_THREADS -DFD_SETSIZE=1024"
+		CPPFLAGS="$CPPFLAGS -DWIN32_THREADS -DFD_SETSIZE=1024 -DUNICODE -D_UNICODE"
 		libmono_cflags="-mno-cygwin"
 		libmono_ldflags="-mno-cygwin"
 		libdl=
 		libgc_threads=win32
 		gc_default=included
-		with_nptl=default
 		with_sigaltstack=no
 		LN_S=cp
 		# This forces libgc to use the DllMain based thread registration code on win32
@@ -80,14 +83,15 @@ case "$host" in
 		;;
 	*-*-*netbsd*)
 		platform_win32=no
-		CPPFLAGS="$CPPFLAGS -D_REENTRANT"
+		CPPFLAGS="$CPPFLAGS -D_REENTRANT -DGC_NETBSD_THREADS -D_GNU_SOURCE"
 		libmono_cflags="-D_REENTRANT"
 		LDFLAGS="$LDFLAGS -pthread"
 		CPPFLAGS="$CPPFLAGS -DPLATFORM_BSD"
 		libmono_ldflags="-pthread"
 		need_link_unlink=yes
-		libdl=
-		libgc_threads=no
+		libdl="-ldl"
+		libgc_threads=pthreads
+		with_sigaltstack=no
 		;;
 # these flags will work for all versions of -STABLE
 #
@@ -113,7 +117,6 @@ case "$host" in
 		libdl=
 		libgc_threads=pthreads
 # TLS isn't implemented at all on 4-STABLE
-		with_nptl=no
 		with_tls=pthread
 		;;
 	*-*-*freebsd5*)
@@ -192,6 +195,14 @@ case "$host" in
 	*-*-hpux*)
         platform_win32=no
 		CPPFLAGS="$CPPFLAGS -DGC_HPUX_THREADS -D_HPUX_SOURCE -D_XOPEN_SOURCE_EXTENDED -D_REENTRANT"
+		# +ESdbgasm only valid on bundled cc on RISC
+		# silently ignored for ia64
+		if test $GCC != "yes"; then
+			CFLAGS="$CFLAGS +ESdbgasm"
+			# Arrange for run-time dereferencing of null
+			# pointers to produce a SIGSEGV signal.
+			LDFLAGS="$LDFLAGS -z"
+		fi
 		CFLAGS="$CFLAGS +ESdbgasm"
 		LDFLAGS="$LDFLAGS -z"
 		libmono_cflags="-D_REENTRANT"
@@ -206,11 +217,12 @@ case "$host" in
 		libmono_cflags="-D_REENTRANT"
 		libgc_threads=pthreads
 		# This doesn't seem to work on solaris/x86, but the configure test runs
-		with_nptl=no
+		with_tls=pthread
 		;;
 	*-*-darwin*)
 		platform_win32=no
-		CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX"
+		CPPFLAGS="$CPPFLAGS -no-cpp-precomp -D_THREAD_SAFE -DGC_MACOSX_THREADS -DPLATFORM_MACOSX -DUSE_MMAP -DUSE_MUNMAP"
+		CPPFLAGS="$CPPFLAGS -DGetCurrentProcess=MonoGetCurrentProcess"
 		libmono_cflags="-D_THREAD_SAFE"
 		LDFLAGS="$LDFLAGS -pthread"
 		libmono_ldflags="-pthread"
@@ -290,8 +302,26 @@ AM_CONDITIONAL(NO_VERSION_SCRIPT, test x$no_version_script = xyes)
 AC_CHECK_HEADERS(sys/filio.h sys/sockio.h netdb.h utime.h semaphore.h sys/un.h linux/rtc.h sys/syscall.h)
 
 AC_CHECK_HEADER(zlib.h, [have_zlib=yes], [have_zlib=no])
+if test x$have_zlib = xyes; then
+   AC_TRY_COMPILE([#include <zlib.h>], [
+   void main () {
+   #if defined(ZLIB_VERNUM) && (ZLIB_VERNUM >= 0x1230)
+   }
+   #else
+   #error No good zlib found
+   #endif
+   ],[
+	AC_MSG_RESULT(Using system zlib)
+	zlib_msg="system zlib"
+   ],[
+	AC_MSG_RESULT(Using embedded zlib)
+	have_zlib=no
+	zlib_msg="bundled zlib"
+   ])
+fi
 
 AM_CONDITIONAL(HAVE_ZLIB, test x$have_zlib = xyes)
+AC_DEFINE(HAVE_ZLIB,1,[Have system zlib])
 
 # for mono/metadata/debug-symfile.c
 AC_CHECK_HEADERS(elf.h)
@@ -370,7 +400,7 @@ mcs_topdir='$(top_srcdir)/'$mcsdir
 mcs_topdir_from_srcdir='$(top_builddir)/'$mcsdir
 
 ## Maybe should also disable if mcsdir is invalid.  Let's punt the issue for now.
-AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno])
+AM_CONDITIONAL(BUILD_MCS, [test x$cross_compiling = xno && test x$enable_mcs_build != xno])
 
 AC_SUBST([mcs_topdir])
 AC_SUBST([mcs_topdir_from_srcdir])
@@ -412,14 +442,14 @@ AC_ARG_WITH([glib],
 case $with_glib in
 embedded) 
   GLIB_CFLAGS='-I$(top_srcdir)/eglib/src'
-  GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib'
+  GLIB_LIBS='-L$(top_builddir)/eglib/src -leglib -lm'
+  BUILD_GLIB_CFLAGS="$GLIB_CFLAGS"
+  BUILD_GLIB_LIBS="$GLIB_LIBS"
   AC_CONFIG_SUBDIRS(eglib)
   ;;
 system)
   BUILD_GLIB_CFLAGS=`$PKG_CONFIG --cflags glib-2.0 gthread-2.0`
   BUILD_GLIB_LIBS=`$PKG_CONFIG --libs glib-2.0 gthread-2.0`
-  AC_SUBST(BUILD_GLIB_CFLAGS)
-  AC_SUBST(BUILD_GLIB_LIBS)
 
   ## Versions of dependencies
   GLIB_REQUIRED_VERSION=1.3.11
@@ -434,11 +464,14 @@ system)
 *)
   AC_MSG_ERROR([Invalid argument to --with-glib.])
 esac
+AM_CONDITIONAL(EGLIB_BUILD, test x$with_glib = xembedded)
   
 AC_SUBST(GLIB_CFLAGS)
 AC_SUBST(GLIB_LIBS)
 AC_SUBST(GMODULE_CFLAGS)
 AC_SUBST(GMODULE_LIBS)
+AC_SUBST(BUILD_GLIB_CFLAGS)
+AC_SUBST(BUILD_GLIB_LIBS)
 
 if test x$cross_compiling$platform_win32 = xnoyes; then
    AC_MSG_CHECKING(for cygwin glib2-dev package)
@@ -467,20 +500,6 @@ AC_ARG_WITH(gc, [  --with-gc=boehm,included,none],[gc=$with_gc],[gc=$gc_default]
 # Some systems have broken support, so we allow to disable it.
 AC_ARG_WITH(tls, [  --with-tls=__thread,pthread       select Thread Local Storage implementation],[],[with_tls=__thread])
 
-# Kept for compatibility
-AC_ARG_WITH(nptl, [  --with-nptl=yes,no      deprecated, use --with-tls instead],[],[with_nptl=default])
-
-if test "x$with_nptl" != "xdefault"; then
-   if test "x$with_nptl" = "xyes"; then
-      AC_MSG_WARN([--with-nptl=yes is deprecated, use --with-tls=__thread option instead.])
-	  with_tls=__thread
-   fi
-   if test "x$with_nptl" = "xno"; then
-      AC_MSG_WARN([--with-nptl=no is deprecated, use --with-tls=pthread option instead.])
-	  with_tls=pthread
-   fi
-fi
-
 # Enable support for using sigaltstack for SIGSEGV and stack overflow handling
 # This does not work on some platforms (bug #55253)
 AC_ARG_WITH(sigaltstack, [  --with-sigaltstack=yes,no      enable/disable support for sigaltstack],[],[with_sigaltstack=no])
@@ -497,6 +516,7 @@ if test "x$platform_win32" = "xyes"; then
 fi
 
 AM_CONDITIONAL(STATIC_MONO, test x$with_static_mono != xno)
+AC_ARG_ENABLE(mcs-build, [  --disable-mcs-build disable the build of the mcs directory], try_mcs_build=$enableval, enable_mcs_build=yes)
 
 AC_ARG_WITH(xen_opt,   [  --with-xen_opt=yes,no      Enable Xen-specific behaviour],[],[with_xen_opt=yes])
 if test "x$with_xen_opt" = "xyes"; then
@@ -691,6 +711,41 @@ dnl
 
 if test x$platform_win32 = xno; then
 
+	dnl dynamic loader support
+	AC_CHECK_FUNC(dlopen, DL_LIB="",
+		AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", dl_support=no)
+	)
+	if test x$dl_support = xno; then
+		AC_MSG_WARN([No dynamic loading support available])
+	else
+		LIBS="$LIBS $DL_LIB"
+		AC_DEFINE(HAVE_DL_LOADER,1,[dlopen-based dynamic loader available])
+		dnl from glib's configure.in
+		AC_CACHE_CHECK([for preceeding underscore in symbols],
+			mono_cv_uscore,[
+			AC_TRY_RUN([#include <dlfcn.h>
+			int mono_underscore_test (void) { return 42; }
+			int main() {
+			  void *f1 = (void*)0, *f2 = (void*)0, *handle;
+			  handle = dlopen ((void*)0, 0);
+			  if (handle) {
+			    f1 = dlsym (handle, "mono_underscore_test");
+			    f2 = dlsym (handle, "_mono_underscore_test");
+			  } return (!f2 || f1);
+			}],
+				[mono_cv_uscore=yes],
+				[mono_cv_uscore=no],
+			[])
+		])
+		if test "x$mono_cv_uscore" = "xyes"; then
+			MONO_DL_NEED_USCORE=1
+		else
+			MONO_DL_NEED_USCORE=0
+		fi
+		AC_SUBST(MONO_DL_NEED_USCORE)
+		AC_CHECK_FUNC(dlerror)
+	fi
+
 	dnl ******************************************************************
 	dnl *** Checks for the IKVM JNI interface library                  ***
 	dnl ******************************************************************
@@ -715,6 +770,8 @@ if test x$platform_win32 = xno; then
 	AC_CHECK_FUNCS(kqueue)
 	AC_CHECK_FUNCS(backtrace_symbols)
 	AC_CHECK_FUNCS(mkstemp)
+	AC_CHECK_FUNCS(mmap)
+	AC_CHECK_FUNCS(madvise)
 
 	dnl ******************************************************************
 	dnl *** Check for large file support                               ***
@@ -843,20 +900,48 @@ if test x$platform_win32 = xno; then
 	])
 
 	dnl *****************************
-    dnl *** Checks for IPV6_PKTINFO ***
-    dnl *****************************
-    AC_MSG_CHECKING(for IPV6_PKTINFO)
-    AC_TRY_COMPILE([#include <netdb.h>], [
-        int level = IPV6_PKTINFO;
-    ], [
-        # Yes, we have it...
-        AC_MSG_RESULT(yes)
-        AC_DEFINE(HAVE_IPV6_PKTINFO)
-    ], [
-        AC_MSG_RESULT(no)
-    ])
- 
-	dnl *********************************
+	dnl *** Checks for IPV6_PKTINFO ***
+	dnl *****************************
+	AC_MSG_CHECKING(for IPV6_PKTINFO)
+	AC_TRY_COMPILE([#include <netdb.h>], [
+		int level = IPV6_PKTINFO;
+	], [
+		# Yes, we have it...
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_IPV6_PKTINFO)
+	], [
+		AC_MSG_RESULT(no)
+	])
+
+	dnl **********************************
+	dnl *** Checks for IP_DONTFRAGMENT ***
+	dnl **********************************
+	AC_MSG_CHECKING(for IP_DONTFRAGMENT)
+	AC_TRY_COMPILE([#include <netdb.h>], [
+		int level = IP_DONTFRAGMENT;
+	], [
+		# Yes, we have it...
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_IP_DONTFRAGMENT)
+	], [
+		AC_MSG_RESULT(no)
+	])
+
+	dnl **********************************
+	dnl *** Checks for IP_MTU_DISCOVER ***
+	dnl **********************************
+	AC_MSG_CHECKING(for IP_MTU_DISCOVER)
+	AC_TRY_COMPILE([#include <netdb.h>], [
+		int level = IP_MTU_DISCOVER;
+	], [
+		# Yes, we have it...
+		AC_MSG_RESULT(yes)
+		AC_DEFINE(HAVE_IP_MTU_DISCOVER)
+	], [
+		AC_MSG_RESULT(no)
+	])
+
+ 	dnl *********************************
 	dnl *** Check for struct ip_mreqn ***
 	dnl *********************************
 	AC_MSG_CHECKING(for struct ip_mreqn)
@@ -1286,6 +1371,28 @@ if test x$platform_win32 = xno; then
 	AC_CHECK_FUNCS(strerror_r)
 	AC_CHECK_FUNCS(ttyname_r)
 	AC_CHECK_SIZEOF(size_t)
+	AC_CHECK_TYPES([blksize_t], [AC_DEFINE(HAVE_BLKSIZE_T)], , 
+		[#include <sys/types.h>
+		 #include <sys/stat.h>
+		 #include <unistd.h>])
+	AC_CHECK_TYPES([blkcnt_t], [AC_DEFINE(HAVE_BLKCNT_T)], ,
+		[#include <sys/types.h>
+		 #include <sys/stat.h>
+		 #include <unistd.h>])
+	AC_CHECK_TYPES([suseconds_t], [AC_DEFINE(HAVE_SUSECONDS_T)], ,
+		[#include <sys/time.h>])
+	AC_CHECK_TYPES([struct pollfd], [AC_DEFINE(HAVE_STRUCT_POLLFD)], ,
+		[#include <sys/poll.h>])
+	AC_CHECK_TYPES([struct stat], [AC_DEFINE(HAVE_STRUCT_STAT)], ,
+		[#include <sys/types.h>
+		 #include <sys/stat.h>
+		 #include <unistd.h>])
+	AC_CHECK_TYPES([struct timeval], [AC_DEFINE(HAVE_STRUCT_TIMEVAL)], ,
+		[#include <sys/time.h>
+		 #include <sys/types.h>
+		 #include <utime.h>])
+	AC_CHECK_TYPES([struct timezone], [AC_DEFINE(HAVE_STRUCT_TIMEZONE)], ,
+		[#include <sys/time.h>])
 	AC_CHECK_MEMBERS(
 		[struct dirent.d_off, struct dirent.d_reclen, struct dirent.d_type],,, 
 		[#include <sys/types.h>
@@ -1296,6 +1403,12 @@ if test x$platform_win32 = xno; then
 		AC_CHECK_LIB(attr, lsetxattr, XATTR_LIB="-lattr",)
 	)
 	AC_SUBST(XATTR_LIB)
+	
+	dnl *********************************
+	dnl *** Checks for Windows compilation ***
+	dnl *********************************
+	AC_CHECK_HEADERS(sys/time.h)
+	AC_CHECK_HEADERS(sys/param.h)
 
 	dnl *********************************
 	dnl *** Check for Console 2.0 I/O ***
@@ -1316,6 +1429,7 @@ else
 	AC_CHECK_LIB(ws2_32, main, LIBS="$LIBS -lws2_32", AC_ERROR(bad mingw install?))
 	AC_CHECK_LIB(psapi, main, LIBS="$LIBS -lpsapi", AC_ERROR(bad mingw install?))
 	AC_CHECK_LIB(ole32, main, LIBS="$LIBS -lole32", AC_ERROR(bad mingw install?))
+	AC_CHECK_LIB(winmm, main, LIBS="$LIBS -lwinmm", AC_ERROR(bad mingw install?))
 	AC_CHECK_LIB(oleaut32, main, LIBS="$LIBS -loleaut32", AC_ERROR(bad mingw install?))
 
 	dnl *********************************
@@ -1485,6 +1599,13 @@ case "$host" in
 #		TARGET=MIPS;
 #		ACCESS_UNALIGNED="no"
 #		;;
+	mips*)
+		TARGET=MIPS;
+		arch_target=mips;
+		ACCESS_UNALIGNED="no"
+		JIT_SUPPORTED=yes
+		jit_wanted=true
+		;;
 	i*86-*-*)
 		TARGET=X86;
 		arch_target=x86;
@@ -1494,6 +1615,10 @@ case "$host" in
 		  solaris*)
 			LIBC="libc.so"
 			INTL="libintl.so"
+			if test "x$ac_cv_sizeof_void_p" = "x8"; then
+				TARGET=AMD64
+				arch_target=amd64
+			fi
 
 			# On solaris 10 x86, gcc prints a warning saying 'visibility attribute not supported on this configuration; ignored', but linking fails. A test case:
 			# int astruct __attribute__ ((visibility ("hidden")));
@@ -1507,7 +1632,6 @@ case "$host" in
 			# ld: fatal: relocation error: R_386_GOTOFF: file /var/tmp//ccxYR96k.o: symbol astruct: relocation must bind locally
 			have_visibility_hidden=no
 
-			libmono_ldflags="$libmono_ldflags $LIBS"
 		esac
 		;;
 	x86_64-*-* | amd64-*-*)
@@ -1541,7 +1665,6 @@ case "$host" in
 		  *)
 			LIBC="libc.so"
 			INTL="libintl.so"
-			libmono_ldflags="$libmono_ldflags $LIBS"
 		esac
 		jit_wanted=true
 		if test x"$GCC" = xyes; then
@@ -1558,7 +1681,7 @@ case "$host" in
 		JIT_SUPPORTED=yes
 		jit_wanted=true
 		arch_target=alpha;
-		CFLAGS="$CFLAGS -mieee"
+		CFLAGS="$CFLAGS -mieee -O0"
 		case $host_os in
 		  linux*)
 			LIBC="libc.so.6.1"
@@ -1566,6 +1689,8 @@ case "$host" in
 		esac
 	       ;;
 	*-*-mingw*|*-*-cygwin*)
+		# When this is enabled, it leads to very strange crashes at runtime (gcc-3.4.4)
+		have_visibility_hidden=no
 		INTL="intl"
 		;;
 	hppa2.0w-hp-hpux11.00 | hppa64-hp-hpux11.00)
@@ -1730,7 +1855,7 @@ if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
 fi
 
 mono_debugger_supported=no
-if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86"; then
+if test "x$TARGET" = "xAMD64" -o "x$TARGET" = "xX86" -o "x$TARGET" = "xALPHA"; then
 	if test x$use_included_gc = xyes; then
 		case "$host" in
 		*-*-*linux*)
@@ -1776,7 +1901,7 @@ if test ${TARGET} = ARM; then
 		])
 
 	AC_MSG_RESULT($fpu)
-	CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu"
+	CPPFLAGS="$CPPFLAGS -DARM_FPU_$fpu=1"
 	unset fpu
 fi
 
@@ -1796,6 +1921,8 @@ AC_ARG_WITH(preview, [ --with-preview=yes,no     If you want to install the 2.0
 	fi
 ])
 
+libmono_ldflags="$libmono_ldflags $LIBS"
+
 AM_CONDITIONAL(INSTALL_2_0, test x$PREVIEW = xyes)
 
 AM_CONDITIONAL(MIPS_GCC, test ${TARGET}${ac_cv_prog_gcc} = MIPSyes)
@@ -1807,6 +1934,7 @@ AM_CONDITIONAL(AMD64, test x$TARGET = xAMD64)
 AM_CONDITIONAL(ALPHA, test x$TARGET = xALPHA)
 AM_CONDITIONAL(IA64, test x$TARGET = xIA64)
 AM_CONDITIONAL(M68K, test x$TARGET = xM68K)
+AM_CONDITIONAL(MIPS, test x$TARGET = xMIPS)
 AM_CONDITIONAL(POWERPC, test x$TARGET = xPOWERPC)
 AM_CONDITIONAL(ARM, test x$TARGET = xARM)
 AM_CONDITIONAL(S390, test x$TARGET = xS390)
@@ -1822,7 +1950,7 @@ AC_SUBST(INTL)
 AC_SUBST(SQLITE)
 AC_SUBST(SQLITE3)
 AC_SUBST(X11)
-
+AC_DEFINE_UNQUOTED(ARCHITECTURE,"$arch_target",[The architecture this is running on])
 AC_SUBST(arch_target)
 AC_SUBST(CFLAGS)
 AC_SUBST(CPPFLAGS)
@@ -1892,6 +2020,20 @@ AC_CONFIG_COMMANDS([runtime/etc/mono/2.0/web.config],
     cd $depth
 ],[LN_S='$LN_S'])
 
+AC_CONFIG_COMMANDS([runtime/etc/mono/browscap.ini],
+[   depth=../../..
+    case $srcdir in
+    [[\\/$]]* | ?:[[\\/]]* ) reldir=$srcdir ;;
+    .) reldir=$depth ;;
+    *) reldir=$depth/$srcdir ;;
+    esac
+    $ac_aux_dir/install-sh -d runtime/etc/mono/
+    cd runtime/etc/mono/
+    rm -f browscap.ini
+    $LN_S $reldir/data/browscap.ini browscap.ini
+    cd $depth
+],[LN_S='$LN_S'])
+
 AC_OUTPUT([
 Makefile
 mint.pc
@@ -1919,6 +2061,7 @@ mono/arch/s390x/Makefile
 mono/arch/arm/Makefile
 mono/arch/alpha/Makefile
 mono/arch/ia64/Makefile
+mono/arch/mips/Makefile
 mono/interpreter/Makefile
 mono/tests/Makefile
 mono/tests/tests-config
@@ -1948,6 +2091,7 @@ data/config
 tools/Makefile
 tools/locale-builder/Makefile
 runtime/Makefile
+msvc/Makefile
 ])
 
 if test x$platform_win32 = xyes; then
@@ -1974,7 +2118,7 @@ fi
   # any existing config.make.  This allows people to share the same source tree
   # with different build directories, one native and one cross
   #
-  if test x$cross_compiling = xno; then
+  if test x$cross_compiling = xno && test x$enable_mcs_build != xno; then
     echo "prefix=$prefix" > $srcdir/$mcsdir/build/config.make
     echo "exec_prefix=$exec_prefix" >> $srcdir/$mcsdir/build/config.make
     echo 'mono_libdir=${exec_prefix}/lib' >> $srcdir/$mcsdir/build/config.make
@@ -2011,6 +2155,7 @@ echo "
 	2.0 Alpha:   $PREVIEW
 	JNI support: $jdk_headers_found
 	libgdiplus:  $libgdiplus_msg
+	zlib:        $zlib_msg
 	$disabled
 
 "
@@ -2018,10 +2163,6 @@ if test x$with_static_mono = xno -a "x$platform_win32" != "xyes"; then
    AC_MSG_WARN(Turning off static Mono is a risk, you might run into unexepcted bugs)
 fi
 
-if test x$have_zlib = xno; then
-   AC_MSG_WARN(ZLib devel files not available, compression file support in 2.0 won't work.)
-fi
-
 if test x$gc = xsgen; then
         echo IMPORTANT:
 	echo IMPORTANT: You have selected an experimental, work-in-progress