configure: Set the target flags from the --host option even if cross-compiling is not detected.

configure

@@ -3943,9 +3943,9 @@ fi
 $as_echo "$wine_cv_toolsdir" >&6; }
 TOOLSDIR=$wine_cv_toolsdir
 
-if test "$cross_compiling" = "yes"
+if test -n "$host_alias"
 then
-    TARGETFLAGS="-b $host_alias"
+    TARGETFLAGS="-b $host_alias $TARGETFLAGS"
 
 fi
 

configure.ac

@@ -169,9 +169,9 @@ AC_CACHE_CHECK([for the directory containing the Wine tools], wine_cv_toolsdir,
      AC_MSG_ERROR([could not find Wine tools in $with_wine_tools.])
    fi])
 AC_SUBST(TOOLSDIR,$wine_cv_toolsdir)
-if test "$cross_compiling" = "yes"
+if test -n "$host_alias"
 then
-    AC_SUBST(TARGETFLAGS,"-b $host_alias")
+    AC_SUBST(TARGETFLAGS,"-b $host_alias $TARGETFLAGS")
 fi
 
 dnl Check for flex