[8u20] Request for approval : 8047777: (process) ProcessEnvironment_md.c not compiling on 8uX

[Seán Coffey]

Request to fix up a build failure introduced on Friday.

bug report : https://bugs.openjdk.java.net/browse/JDK-8047777
review thread : 
http://mail.openjdk.java.net/pipermail/core-libs-dev/2014-June/027315.html

regards,
Sean.