+ subpipe.h subpipe.c unlocked-io.h \
+ xalloc.h xmalloc.c xstrdup.c xstrndup.c \
+ $(bitsets_sources) $(additional_bitsets_sources) $(timevars_sources)
+
+# Implementation of bitsets
+bitsets_sources = \
+libiberty.h \
+abitset.c bitset.c bitset_stats.h ebitset.c lbitset.h \
+abitset.h bitset.h bitsetv.c ebitset.h \
+bbitset.h bitset_stats.c bitsetv.h lbitset.c
+
+# Additional bitset operations.
+additional_bitsets_sources = \
+ bitsetv-print.h bitsetv-print.c
+
+# timevars, stolen from GCC.
+timevars_sources = \
+ timevar.h timevar.c timevar.def