-ifacedir = $(libdir)
-
-ifeq "$(strip $(exec_prefix))" ""
-exec_prefix = $(prefix)
-endif
-ifeq "$(strip $(bindir))" ""
-bindir = $(exec_prefix)/bin
-endif
-
-libexecdir = $(libdir)
-
-ifeq "$(strip $(datadir))" ""
-datadir = $(prefix)/imports
-endif
-ifeq "$(strip $(libdir))" ""
+# Hack: our directory layouts tend to be different on Windows, so
+# hack around configure's bogus assumptions here.
+datadir = $(prefix)