Merge commit 'v2.6.37.6' into zygo-2.6.37.6-zb5u

diff --cc Makefile
index dfd9ac9df09bf12422a06ca97ac18e176a6176c0,bf9a00c505c9eed4e32a6dfb939c8a7009f3e6c0..5a13f2a73fd6551c5b176a6f95156f9a0ce959c2
--- 1/Makefile
--- 2/Makefile
+++ b/Makefile
@@@ -1,11 -1,9 +1,11 @@@
  VERSION = 2
  PATCHLEVEL = 6
  SUBLEVEL = 37
- EXTRAVERSION = .5
+ EXTRAVERSION = .6
  NAME = Flesh-Eating Bats with Fangs
  
 +EXTRAVERSION := $(EXTRAVERSION)-zb5u
 +
  # *DOCUMENTATION*
  # To see a list of typical targets execute "make help"
  # More info can be located in ./README