<html><head><meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"><style>body { line-height: 1.5; }body { font-size: 10.5pt; font-family: ????; color: rgb(0, 0, 0); line-height: 1.5; }body { font-size: 10.5pt; color: rgb(0, 0, 0); line-height: 1.5; }</style></head><body> <div><span></span><br></div> <div><div>hello guys:</div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"> when I build systemd ,there is an error:***libmount support required but libraries not found .but I have do this"sudo apt-get install libmount-dev libmount1" in Ubuntu14.04 So what should I do ? Thank you!</span></div></div> </body></html>