compiler, talloc, tap, tdb2: use #if instead of #ifdef.
[ccan] / ccan / hash /
drwxr-xr-x   ..
-rw-r--r-- 849 _info
-rw-r--r-- 29913 hash.c
-rw-r--r-- 10149 hash.h
drwxr-xr-x - test