OsmocomBB SDR PHY

I am installing OsmocomBB SDR PHY on ubunt 18.04 and i have installedosmo-TRX, UHD Driver, Gr-gsm and Gnuradio from ubuntu package manager. but when i try to compile osmocomBB with TRX interface i got this problem: on make cd host/layer23 && autoreconf -i /bin/sh: 1: autoreconf: not found Makefile:91: recipe for target 'host/layer23/configure' failed make: *** [host/layer23/configure] Error 127 Thank you for your time!!!1