-$ $SG_TEST_EXENV ${bindir:=.}/s4u-app-pingpong$EXEEXT ${srcdir:=.}/small_platform.xml "--log=root.fmt:[%10.6r]%e(%i:%P@%h)%e%m%n"
-> [ 0.000000] (1:pinger@Tremblay) Ping -> Jupiter
-> [ 0.000000] (2:ponger@Jupiter) Pong -> Tremblay
+$ $SG_TEST_EXENV ${bindir:=.}/s4u-app-pingpong$EXEEXT ${platfdir}/small_platform.xml "--log=root.fmt:[%10.6r]%e(%i:%P@%h)%e%m%n"
+> [ 0.000000] (1:pinger@Tremblay) Ping from mailbox Mailbox 1 to mailbox Mailbox 2
+> [ 0.000000] (2:ponger@Jupiter) Pong from mailbox Mailbox 2 to mailbox Mailbox 1