$ ltrace -e dl\* -s 100 gss-client -port 1337 -krb5 -user HTTP/$HOSTNAME localhost host ls                                                                                
libkrb5support.so.0->dlopen("/usr/lib64/gssproxy/proxymech.so", 2)                                                                = 0
libkrb5support.so.0->dlerror()                                                                                                    = "/usr/lib64/gssproxy/proxymech.so: undefined symbol: gp_boolean_is_true"
GSS-API error acquiring creds: Unspecified GSS failure.  Minor code may provide more information
GSS-API error acquiring creds: Can't find client principal HTTP/vm-062.idm.lab.eng.brq.redhat.com@DOM-073.IDM.LAB.ENG.BRQ.REDHAT.COM in cache collection
+++ exited (status 1) +++