threadskv4b.c Multi-Threaded/Multi-Process based on threadskv3 that manages duplicate keys added to the btree.
+threadskv5.c Multi-Threaded/Multi-Process based on threadskv4b that supports bi-directional cursors through the btree. Also supports raw disk partitions for btrees.
+
+threadskv6.c Multi-Threaded/Single-Process with traditional buffer pool manager using the swap device. Based on threadskv5 and btree2u.
+
Compilation is achieved on linux or Windows by:
gcc -D STANDALONE threads2h.c -lpthread