Low: examples: fix race condition in glib mainloop example
Low: examples: fix race condition in glib mainloop example

gao-yan/libqb,kgaillot/libqb,davidvossel/libqb,rubenk/libqb,ClusterLabs/libqb,ClusterLabs/libqb,gao-yan/libqb,davidvossel/libqb,rubenk/libqb,ClusterLabs/libqb,kgaillot/libqb,kgaillot/libqb