HTRACE-183 addendum: C unit tests need to be updated to find htraced
HTRACE-183 addendum: C unit tests need to be updated to find htraced

(cherry picked from commit 6b2b77810a72a5a39adb9d0923568059ab821d0c)

clehene/incubator-htrace,reta/incubator-htrace,madrob/incubator-htrace,reta/incubator-htrace,reta/incubator-htrace,madrob/incubator-htrace,apache/incubator-htrace,clehene/incubator-htrace,madrob/incubator-htrace,madrob/incubator-htrace,reta/incubator-htrace,madrob/incubator-htrace,reta/incubator-htrace,apache/incubator-htrace,apache/incubator-htrace,clehene/incubator-htrace,madrob/incubator-htrace,clehene/incubator-htrace,apache/incubator-htrace,apache/incubator-htrace,apache/incubator-htrace,clehene/incubator-htrace,reta/incubator-htrace,clehene/incubator-htrace,reta/incubator-htrace,madrob/incubator-htrace,apache/incubator-htrace,apache/incubator-htrace,clehene/incubator-htrace