Fix a recent build failure on Linux/Mono
Fix a recent build failure on Linux/Mono

gtryus/libpalaso,ermshiperete/libpalaso,gmartin7/libpalaso,gmartin7/libpalaso,ermshiperete/libpalaso,ddaspit/libpalaso,tombogle/libpalaso,gtryus/libpalaso,andrew-polk/libpalaso,tombogle/libpalaso,glasseyes/libpalaso,gtryus/libpalaso,ddaspit/libpalaso,gtryus/libpalaso,andrew-polk/libpalaso,sillsdev/libpalaso,mccarthyrb/libpalaso,andrew-polk/libpalaso,sillsdev/libpalaso,glasseyes/libpalaso,gmartin7/libpalaso,mccarthyrb/libpalaso,ddaspit/libpalaso,glasseyes/libpalaso,mccarthyrb/libpalaso,glasseyes/libpalaso,gmartin7/libpalaso,tombogle/libpalaso,andrew-polk/libpalaso,mccarthyrb/libpalaso,sillsdev/libpalaso,sillsdev/libpalaso,tombogle/libpalaso,ermshiperete/libpalaso,ddaspit/libpalaso,ermshiperete/libpalaso