diff --git a/BasiliskII/src/MacOSX/Makefile.in b/BasiliskII/src/MacOSX/Makefile.in
index 439e656d..27dda144 100644
--- a/BasiliskII/src/MacOSX/Makefile.in
+++ b/BasiliskII/src/MacOSX/Makefile.in
@@ -3,10 +3,10 @@
 ## System specific configuration
 SHELL = /bin/sh
 
-HOST_CC = gcc
-HOST_CXX = g++
-CC = @CC@ -arch $(ARCH)
-CXX = @CXX@ -arch $(ARCH)
+HOST_CC = @CC@
+HOST_CXX = @CXX@
+CC_PROG = @CC@
+CXX_PROG = @CXX@
 CFLAGS = @CFLAGS@ -g
 CXXFLAGS = @CXXFLAGS@ -g
 CPPFLAGS = @CPPFLAGS@ -I../include -I. -I../uae_cpu
@@ -17,6 +17,25 @@ MONSRCS = @MONSRCS@
 BLESS = @BLESS@
 LN_S = ln -s
 
+## Compilers selection (XXX hackery for 10.2 cross-compilation...)
+SDK_VERSION.ppc = @PPC_SDK_VERSION@
+SDK_VERSION = $(SDK_VERSION.$(ARCH))
+ifeq ($(SDK_VERSION), 10.2.8)
+CC_PROG = gcc-3.3
+CXX_PROG = g++-3.3
+SDK_ROOT = /Developer/SDKs/MacOSX10.2.8.sdk
+CC_ROOT = -F$(SDK_ROOT)/System/Library/Frameworks
+LDFLAGS += -Wl,-syslibroot,$(SDK_ROOT)
+endif
+ifeq ($(SDK_VERSION), 10.3.9)
+CC_ROOT = -isysroot /Developer/SDKs/MacOSX10.3.9.sdk -mmacosx-version-min=10.3
+endif
+ifeq ($(SDK_VERSION), 10.4)
+CC_ROOT = -isysroot /Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.4
+endif
+CC = $(CC_PROG) $(CC_ROOT) -arch $(ARCH)
+CXX = $(CXX_PROG) $(CC_ROOT) -arch $(ARCH)
+
 ## slirp network emulation code
 WANT_SLIRP = @WANT_SLIRP@
 ifeq ($(WANT_SLIRP), yes)
@@ -193,11 +212,11 @@ $(OBJ_DIR)/%.ho : %.cpp
 	$(HOST_CXX) $(CPPFLAGS) $(DEFS) $(CXXFLAGS) -c $< -o $@
 
 $(OBJ_DIR)/build68k: $(OBJ_DIR)/build68k.ho
-	$(HOST_CC) $(LDFLAGS) -o $@ $(OBJ_DIR)/build68k.ho
+	$(HOST_CC) -o $@ $(OBJ_DIR)/build68k.ho
 $(OBJ_DIR)/gencpu: $(OBJ_DIR)/gencpu.ho $(OBJ_DIR)/readcpu.ho $(OBJ_DIR)/cpudefs.ho
-	$(HOST_CXX) $(LDFLAGS) -o $@ $(OBJ_DIR)/gencpu.ho $(OBJ_DIR)/readcpu.ho $(OBJ_DIR)/cpudefs.ho
+	$(HOST_CXX) -o $@ $(OBJ_DIR)/gencpu.ho $(OBJ_DIR)/readcpu.ho $(OBJ_DIR)/cpudefs.ho
 $(OBJ_DIR)/gencomp: $(OBJ_DIR)/gencomp.ho $(OBJ_DIR)/readcpu.ho $(OBJ_DIR)/cpudefs.ho
-	$(HOST_CXX) $(LDFLAGS) -o $@ $(OBJ_DIR)/gencomp.ho $(OBJ_DIR)/readcpu.ho $(OBJ_DIR)/cpudefs.ho
+	$(HOST_CXX) -o $@ $(OBJ_DIR)/gencomp.ho $(OBJ_DIR)/readcpu.ho $(OBJ_DIR)/cpudefs.ho
 
 $(GEN_DIR)::
 	@[ -d $(GEN_DIR) ] || mkdir $(GEN_DIR) > /dev/null 2>&1
diff --git a/BasiliskII/src/MacOSX/configure.in b/BasiliskII/src/MacOSX/configure.in
index 1d3da5fc..1f4dda6e 100644
--- a/BasiliskII/src/MacOSX/configure.in
+++ b/BasiliskII/src/MacOSX/configure.in
@@ -37,6 +37,7 @@ AC_ARG_ENABLE(universal,
     esac
   done
 ])
+AC_ARG_WITH(ppc-sdk,         [  --with-ppc-sdk=VERSION  use specific SDK VERSION for ppc builds [default=earliest]], [PPC_SDK_VERSION=$withval])
 
 dnl Video options.
 AC_ARG_ENABLE(multiwin,
@@ -61,7 +62,7 @@ AC_ARG_ENABLE(addressing,
 ])
 
 dnl External packages.
-AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=yes])
+AC_ARG_WITH(mon,             [  --with-mon              use mon as debugger [default=yes]], [WANT_MON=$withval], [WANT_MON=no])
 
 dnl Canonical system information.
 AC_CANONICAL_HOST
@@ -1014,6 +1015,17 @@ if [[ -z "$WANT_UNIVERSAL" ]]; then
 fi
 AC_SUBST(TARGET_ARCHES, [$WANT_UNIVERSAL])
 
+AC_MSG_CHECKING(for PowerPC SDK)
+for version in $PPC_SDK_VERSION 10.2.8 10.3.9 10.4; do
+  sdk=`echo /Developer/SDKs/MacOSX$version*.sdk`
+  if [[ -d "$sdk" ]]; then
+    PPC_SDK_VERSION="$version"
+	break
+  fi
+done
+AC_MSG_RESULT($PPC_SDK_VERSION)
+AC_SUBST(PPC_SDK_VERSION)
+
 AC_DEFINE(DATADIR, "~", [unix_ether needs this!])
 
 dnl Generate Makefile.