Fix the following errors seen with CFLAGS=-g in the master-dahdi-tools job in jenkins:
/usr/bin/ld: ./.libs/libecholoader.a(libecholoader_la-echo_loader.o): in function `init_octasic': /build/xpp/echo_loader.c:598:(.text+0x1777): undefined reference to `get_ver' /usr/bin/ld: ./.libs/libecholoader.a(libecholoader_la-echo_loader.o): in function `echo_ver': /build/xpp/echo_loader.c:883:(.text+0x2503): undefined reference to `get_ver'
