== step 1: restore PRISTINE source ==
MD5 (/usr/src/sys/kern/subr_csprng.c) = c115d52f222269d185da27510e0beb89
== step 2: control compile (pristine) ==
ORIG_OBJ_OK MD5 (/tmp/rng220/subr_csprng_orig.o) = dac9843d2e31a470a402d48cb179e25d
== step 3: apply fix.diff ==
Hmm...  Looks like a unified diff to me...
The text leading up to this was:
--------------------------
|diff --git a/sys/kern/subr_csprng.c b/sys/kern/subr_csprng.c
|--- a/sys/kern/subr_csprng.c
|+++ b/sys/kern/subr_csprng.c
--------------------------
Patching file sys/kern/subr_csprng.c using Plan A...
Hunk #1 succeeded at 138.
done
1
== step 4: patched compile ==
PATCHED_OBJ_OK MD5 (/tmp/rng220/subr_csprng_patched.o) = 64df3fc09488f15ff407593dbc7416f7
== step 5: restore pristine (leave tree clean) ==
MD5 (/usr/src/sys/kern/subr_csprng.c) = c115d52f222269d185da27510e0beb89