Something

gcc -shared -Xlinker -x mod_l16.o -o mod_l16.so -L/usr/local/freeswitch/lib  -L/usr/local/freeswitch/lib -lapr-1 -luuid -lrt -lcrypt  -lpthread -ldl  -L/usr/local/freeswitch/lib -laprutil-1 -lexpat -lm -L/usr/local/lib/db42 -L/usr/local/lib -Wl,-E -lfreeswitch
gmake[1]: Leaving directory `/usr/src/freeswitch/trunk/src/mod/codecs/mod_l16'
making dialplans/mod_dialplan_demo
gmake: *** dialplans/mod_dialplan_demo: No such file or directory.  Stop.
make: *** [modules] Error 1