build: Update configure.ac to use libgtp.pc rather than manual detection

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
1 file changed
tree: 7a13628b3cbe894fb7322611c402b7ee7af3ad53
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. wireshark/
  5. README