diff --git a/SheepShaver/src/Windows/Makefile.in b/SheepShaver/src/Windows/Makefile.in
index 3b9aa22a..89de42f7 100755
--- a/SheepShaver/src/Windows/Makefile.in
+++ b/SheepShaver/src/Windows/Makefile.in
@@ -14,6 +14,7 @@ man1dir = $(mandir)/man1
 DESTDIR =
 
 LN_S = @LN_S@
+WINDRES = @WINDRES@
 CC = @CC@
 CXX = @CXX@
 CFLAGS = @CFLAGS@
@@ -115,7 +116,7 @@ $(OBJ_DIR)/%.o : %.S
 
 # Windows resources
 $(OBJ_DIR)/%.o: %.rc
-	windres --include-dir ../Windows -i $< -o $@
+	$(WINDRES) --include-dir ../Windows -i $< -o $@
 
 # Kheperix CPU emulator
 kpxsrcdir = ../kpx_cpu/src
@@ -126,7 +127,7 @@ ifeq ($(USE_DYNGEN),yes)
 DYNGENDEPS = basic-dyngen-ops.hpp ppc-dyngen-ops.hpp
 
 $(DYNGEN): $(DYNGENOBJS)
-	$(CXX) -o $@ $(LDFLAGS) $(DYNGENOBJS)
+	$(HOST_CXX) -o $@ $(LDFLAGS) $(DYNGENOBJS)
 
 $(OBJ_DIR)/basic-dyngen.o: basic-dyngen-ops.hpp
 $(OBJ_DIR)/basic-dyngen-ops.o: $(kpxsrcdir)/cpu/jit/basic-dyngen-ops.cpp
diff --git a/SheepShaver/src/Windows/configure.ac b/SheepShaver/src/Windows/configure.ac
index ea31efa3..41a2ccd5 100755
--- a/SheepShaver/src/Windows/configure.ac
+++ b/SheepShaver/src/Windows/configure.ac
@@ -22,6 +22,7 @@ AC_PROG_MAKE_SET
 AC_PROG_EGREP
 AC_PROG_LN_S
 AC_PATH_PROG(PERL, [perl])
+AC_CHECK_TOOL(WINDRES, windres)
 
 dnl We use 64-bit file size support if possible.
 AC_SYS_LARGEFILE
@@ -41,6 +42,7 @@ AC_CHECK_SIZEOF(float, 4)
 AC_CHECK_SIZEOF(double, 8)
 AC_CHECK_SIZEOF(void *, 4)
 AC_TYPE_OFF_T
+AC_CHECK_TYPES(loff_t)
 AC_TYPE_SIZE_T
 
 dnl Checks for library functions.
@@ -129,8 +131,8 @@ AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler],
     #include "../Unix/vm_alloc.cpp"
     #include "../Unix/sigsegv.cpp"
   ], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no,
-  dnl When cross-compiling, do not assume anything.
-  ac_cv_have_skip_instruction=no
+  dnl When cross-compiling, assume it works
+  ac_cv_have_skip_instruction="yes"
   )
   AC_LANG_RESTORE
   ]
@@ -199,7 +201,7 @@ fi
 CPUSRCS="$CPUSRCS ../kpx_cpu/sheepshaver_glue.cpp"
 
 dnl We really want SDL for now
-AC_PATH_PROG(sdl_config, "sdl-config", [AC_MSG_ERROR([Sorry, you currently need SDL for this port])])
+AC_CHECK_TOOL(sdl_config, sdl-config, [AC_MSG_ERROR([Sorry, you currently need SDL for this port])])
 sdl_cflags=`$sdl_config --cflags`
 sdl_libs=`$sdl_config --libs`
 CFLAGS="$CFLAGS $sdl_cflags"
diff --git a/SheepShaver/src/Windows/sysdeps.h b/SheepShaver/src/Windows/sysdeps.h
index 0f3cb604..fea94665 100755
--- a/SheepShaver/src/Windows/sysdeps.h
+++ b/SheepShaver/src/Windows/sysdeps.h
@@ -37,12 +37,18 @@
 #include <stdlib.h>
 #include <stdint.h>
 #include <string.h>
+#include <time.h>
+#ifdef __WIN32__
 #include <windows.h>
+#endif
+#include <sys/types.h>
+
 
 // Define for external components
 #define SHEEPSHAVER 1
 #define POWERPC_ROM 1
 #define EMULATED_PPC 1
+#define CONFIG_WIN32 1
 
 // Use Direct Addressing mode
 #define DIRECT_ADDRESSING 1
@@ -378,7 +384,9 @@ extern uint32 call_macos7(uint32 tvect, uint32 arg1, uint32 arg2, uint32 arg3, u
 #endif
 
 // Misc platform specific definitions
+#ifdef __WIN32__
 typedef int64 loff_t;
+#endif
 #define ATTRIBUTE_PACKED __attribute__((__packed__))
 
 #endif