Index: tcl.m4
==================================================================
--- tcl.m4
+++ tcl.m4
@@ -438,11 +438,12 @@
     AC_TRY_COMPILE(,[
 	    #ifdef _WIN32
 		#error win32
 	    #endif
 	], [
-	    TEA_PLATFORM="unix"
+	    # first test we've already retrieved platform (cross-compile), fallback to unix otherwise:
+	    TEA_PLATFORM="${TEA_PLATFORM-unix}"
 	    CYGPATH=echo
 	], [
 	    TEA_PLATFORM="windows"
 	    AC_CHECK_PROG(CYGPATH, cygpath, cygpath -m, echo)	]
     )
@@ -1148,10 +1149,11 @@
 	[doRpath=$enableval], [doRpath=yes])
     AC_MSG_RESULT([$doRpath])
 
     # TEA specific: Cross-compiling options for Windows/CE builds?
 
+    doWince=${enable_wince-no}
     AS_IF([test "${TEA_PLATFORM}" = windows], [
 	AC_MSG_CHECKING([if Windows/CE build is requested])
 	AC_ARG_ENABLE(wince,
 	    AC_HELP_STRING([--enable-wince],
 		[enable Win/CE support (where applicable)]),