Merge pull request #27 from Fneufneu/master

FreeBSD support

diff --combined configure.ac
index 23b1a4e40693ce0f2e76645e748199859a9f7b60,209ecf6e070ebeb575ae9a2dc77745515f86bb73..2b1e930ea082fe37256170dafb237ed2e6763459
--- 1/configure.ac
--- 2/configure.ac
+++ b/configure.ac
@@@ -8,12 -8,14 +8,15 @@@ has_libudev="yes
  case "${host}" in
    *-*-linux*)
      PKG_CHECK_MODULES([UDEV],[libudev],,[has_libudev="no";AC_MSG_WARN("library 'udev' is missing - adapter detection will not be available")])
 +    LIBS+=" -lrt"
      ;;
    *-apple-darwin*)
      has_libudev="no";
      LIBS+="-framework CoreVideo -framework IOKit"
      ;;
+   *-freebsd*)
+     has_libudev="no"
+     ;;
  esac
  
  if test "x$has_libudev" != "xno"; then