udptl.c: In function `udptl_rx_packet':
udptl.c:336: error: `AST_FRAME_MODEM' undeclared (first use in this function)
udptl.c:336: error: (Each undeclared identifier is reported only once
udptl.c:336: error: for each function it appears in.)
udptl.c:337: error: `AST_MODEM_T38' undeclared (first use in this function)
udptl.c: In function `ast_udptl_write':
udptl.c:839: error: `AST_FRAME_MODEM' undeclared (first use in this function)
udptl.c: In function `ast_udptl_bridge':
udptl.c:1018: error: `AST_FRAME_MODEM' undeclared (first use in this function)
gmake: *** [udptl.o] Error 1