libftdi, libt2n: (tomj) fix build when doxygen is not installed

diff --git a/configure.in b/configure.in
index 41756f8..ebbb204 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -11,7 +11,7 @@ AC_PROG_CXX
 AM_PROG_LIBTOOL
 
 dnl check for doxygen
-AC_PATH_PROG(DOXYGEN, doxygen, $PATH)
+AC_PATH_PROG(DOXYGEN, doxygen)
 AM_CONDITIONAL(HAVE_DOXYGEN, test -n $DOXYGEN);
 
 AM_CONDITIONAL(AUTOCHECK, test "$enable_autocheck" = yes)