...if it matches "windres", as opposed to being exactly equal to "windres"
Cross-compiling windres compilers are named something like
"i686-w64-mingw32-windres" (for example)
This adds copyright/license notification blocks CMake's non-find
modules. Most of the modules had no notices at all. Some had notices
referring to the BSD license already. This commit normalizes existing
notices and adds missing notices.
The build rule to run the resource compiler on Windows with a Makefiles
generator should include the placeholder to add the definition flags.
See issue #7769.