svn path=/trunk/; revision=15605
# This variable specifies the prefix of the MinGW installation. On Windows
# a prefix is usually not needed, but on linux it is usually "mingw32". If
# not present and no executable named "gcc" can be found, then the prefix is
-# assumed to be "mingw32".
+# assumed to be "mingw32". If your gcc is named i386-mingw32-gcc then set
+# ROS_PREFIX to i386-mingw32. Don't include the dash (-) before gcc.
#
# ROS_INTERMEDIATE
# This variable controls where to put intermediate files. Intermediate