loader: Reserve memory area on Darwin (based on Steve Zellers patch).
diff --git a/configure b/configure
index 6ac3e97..493f0d3 100755
--- a/configure
+++ b/configure
@@ -311,7 +311,7 @@
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS DLLDEFS build build_cpu build_vendor build_os host host_cpu host_vendor host_os WIN16_FILES WIN16_INSTALL SET_MAKE CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX CPPBIN ac_ct_CPPBIN TOOLSDIR CPP X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS LEX LEXLIB LEX_OUTPUT_ROOT XLEX BISON AS ac_ct_AS LD ac_ct_LD AR ac_ct_AR RANLIB ac_ct_RANLIB STRIP ac_ct_STRIP WINDRES ac_ct_WINDRES LN_S LN EGREP LDCONFIG INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LINT LINTFLAGS FONTFORGE PKG_CONFIG PRELINK LIBPTHREAD XLIB XFILES OPENGLFILES GLU32FILES OPENGL_LIBS GLUT_LIBS GLUT32FILES NASLIBS XML2LIBS XML2INCL XSLTLIBS XSLTINCL CURSESLIBS sane_devel SANELIBS SANEINCL ICULIBS LCMSLIBS LDAPLIBS FREETYPELIBS FREETYPEINCL ft_devel ft_devel2 FONTSSUBDIRS ARTSCCONFIG ARTSLIBS ARTSINCL ESDCONFIG ESDLIBS ESDINCL ALSALIBS AUDIOIOLIBS EXTRACFLAGS BUILTINFLAG DLLEXT DLLFLAGS DLLIBS LDSHARED LDDLLFLAGS LIBEXT IMPLIBEXT DLLTOOL ac_ct_DLLTOOL DLLWRAP ac_ct_DLLWRAP LDEXECFLAGS COREFOUNDATIONLIB IOKITLIB LDLIBWINEFLAGS CROSSTEST CROSSCC CROSSWINDRES LDPATH CRTLIBS SOCKETLIBS WINE_BINARIES MAIN_BINARY LDD LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS DLLDEFS build build_cpu build_vendor build_os host host_cpu host_vendor host_os WIN16_FILES WIN16_INSTALL SET_MAKE CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX CPPBIN ac_ct_CPPBIN TOOLSDIR CPP X_CFLAGS X_PRE_LIBS X_LIBS X_EXTRA_LIBS LEX LEXLIB LEX_OUTPUT_ROOT XLEX BISON AS ac_ct_AS LD ac_ct_LD AR ac_ct_AR RANLIB ac_ct_RANLIB STRIP ac_ct_STRIP WINDRES ac_ct_WINDRES LN_S LN EGREP LDCONFIG INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LINT LINTFLAGS FONTFORGE PKG_CONFIG PRELINK LIBPTHREAD XLIB XFILES OPENGLFILES GLU32FILES OPENGL_LIBS GLUT_LIBS GLUT32FILES NASLIBS XML2LIBS XML2INCL XSLTLIBS XSLTINCL CURSESLIBS sane_devel SANELIBS SANEINCL ICULIBS LCMSLIBS LDAPLIBS FREETYPELIBS FREETYPEINCL ft_devel ft_devel2 FONTSSUBDIRS ARTSCCONFIG ARTSLIBS ARTSINCL ESDCONFIG ESDLIBS ESDINCL ALSALIBS AUDIOIOLIBS EXTRACFLAGS BUILTINFLAG DLLEXT DLLFLAGS DLLIBS LDSHARED LDDLLFLAGS LIBEXT IMPLIBEXT DLLTOOL ac_ct_DLLTOOL DLLWRAP ac_ct_DLLWRAP LDEXECFLAGS COREFOUNDATIONLIB IOKITLIB CROSSTEST CROSSCC CROSSWINDRES LDPATH CRTLIBS SOCKETLIBS WINE_BINARIES MAIN_BINARY LDD LIBOBJS LTLIBOBJS'
 ac_subst_files='MAKE_RULES MAKE_DLL_RULES MAKE_IMPLIB_RULES MAKE_TEST_RULES MAKE_LIB_RULES MAKE_PROG_RULES'
 
 # Initialize some variables set by options.
@@ -12882,18 +12882,12 @@
 
             IOKITLIB="-framework IOKit -framework CoreFoundation"
 
-            case $host_cpu in
-              *i[3456789]86*)
-                LDEXECFLAGS="-image_base 0x7bf00000"
+            LDEXECFLAGS="-image_base 0x7bf00000 -Wl,-segaddr,WINE_DOS,0x00000000,-segaddr,WINE_SHARED_HEAP,0x7ffe0000"
 
-                ;;
+            case $host_cpu in
               *powerpc*)
                 CFLAGS="$CFLAGS -ffixed-r13"
                 LDDLLFLAGS="$LDDLLFLAGS -read_only_relocs warning"
-                                LDEXECFLAGS="-seg1addr 0x120000"
-
-                LDLIBWINEFLAGS="-seg1addr 0x140000"
-
                 ;;
             esac
 
@@ -19863,7 +19857,6 @@
 s,@LDEXECFLAGS@,$LDEXECFLAGS,;t t
 s,@COREFOUNDATIONLIB@,$COREFOUNDATIONLIB,;t t
 s,@IOKITLIB@,$IOKITLIB,;t t
-s,@LDLIBWINEFLAGS@,$LDLIBWINEFLAGS,;t t
 s,@CROSSTEST@,$CROSSTEST,;t t
 s,@CROSSCC@,$CROSSCC,;t t
 s,@CROSSWINDRES@,$CROSSWINDRES,;t t
diff --git a/configure.ac b/configure.ac
index 38d2e4f..de05da6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1020,16 +1020,11 @@
             dnl declare needed frameworks
             AC_SUBST(COREFOUNDATIONLIB,"-framework CoreFoundation")
             AC_SUBST(IOKITLIB,"-framework IOKit -framework CoreFoundation")
+            AC_SUBST(LDEXECFLAGS,["-image_base 0x7bf00000 -Wl,-segaddr,WINE_DOS,0x00000000,-segaddr,WINE_SHARED_HEAP,0x7ffe0000"])
             case $host_cpu in
-              *i[[3456789]]86*)
-                AC_SUBST(LDEXECFLAGS,"-image_base 0x7bf00000")
-                ;;
               *powerpc*)
                 CFLAGS="$CFLAGS -ffixed-r13"
                 LDDLLFLAGS="$LDDLLFLAGS -read_only_relocs warning"
-                dnl Relocate wine executable (FIXME: is this really needed?)
-                AC_SUBST(LDEXECFLAGS,"-seg1addr 0x120000")
-                AC_SUBST(LDLIBWINEFLAGS,"-seg1addr 0x140000")
                 ;;
             esac
 
diff --git a/libs/wine/Makefile.in b/libs/wine/Makefile.in
index 34b6400..3e77cb7 100644
--- a/libs/wine/Makefile.in
+++ b/libs/wine/Makefile.in
@@ -6,7 +6,7 @@
 SOVERSION = 1
 VERSCRIPT = $(SRCDIR)/wine.map
 EXTRADEFS = -D__WINESRC__ -DBINDIR="\"$(bindir)\"" -DLIBDIR="\"$(libdir)\"" -DDLLDIR="\"$(dlldir)\""
-EXTRALIBS = $(LIBPORT) @DLLIBS@ @CRTLIBS@ @LDLIBWINEFLAGS@
+EXTRALIBS = $(LIBPORT) @DLLIBS@ @CRTLIBS@
 
 C_SRCS = \
 	config.c \
diff --git a/loader/main.c b/loader/main.c
index 8880198..0998393 100644
--- a/loader/main.c
+++ b/loader/main.c
@@ -23,8 +23,21 @@
 #include "wine/library.h"
 #include "main.h"
 
+#ifdef __APPLE__
+asm(".zerofill WINE_DOS, WINE_DOS, ___wine_dos, 0x20000000");
+asm(".zerofill WINE_SHARED_HEAP, WINE_SHARED_HEAP, ___wine_shared_heap, 0x01020000");
+extern char __wine_dos[0x20000000], __wine_shared_heap[0x01020000];
+
+static const struct wine_preload_info wine_main_preload_info[] =
+{
+    { __wine_dos,         sizeof(__wine_dos) },          /* DOS area + PE exe */
+    { __wine_shared_heap, sizeof(__wine_shared_heap) },  /* shared user data + shared heap */
+    { 0, 0 }  /* end of list */
+};
+#else
 /* the preloader will set this variable */
 const struct wine_preload_info *wine_main_preload_info = NULL;
+#endif
 
 /**********************************************************************
  *           main