Here is the error I get:
Compiling:testpoly.bmx
Linking:testpoly.debug
ld: archive: /Users/stephen/Applications/Development/Languages/BlitzMax/BlitzMax024/mod/indiepath.mod/poly.mod/poly.d.a has no table of contents, add one with ranlib(1) (can't load from it)
Build Error: Failed to link /Users/stephen/Applications/Development/Languages/BlitzMax/BlitzMax024/testpoly.debug.app/Contents/MacOS/testpoly.debug
Will try "build modules."
Compiling:testpoly.bmx
Linking:testpoly.debug
ld: archive: /Users/stephen/Applications/Development/Languages/BlitzMax/BlitzMax024/mod/indiepath.mod/poly.mod/poly.d.a has no table of contents, add one with ranlib(1) (can't load from it)
Build Error: Failed to link /Users/stephen/Applications/Development/Languages/BlitzMax/BlitzMax024/testpoly.debug.app/Contents/MacOS/testpoly.debug
Will try "build modules."