X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=5c4808183b3625a8e453ecfec110453f13aa7429;hb=487d4528be9fce621d2a7111fcb16056a0048ad8;hp=90291772580af6fd3dd7cb8e9218bc4531dcd28c;hpb=672a5e8ffbbba0ec0f8996a4e90fec04afaadd8f;p=libsigrok.git

diff --git a/configure.ac b/configure.ac
index 90291772..5c480818 100644
--- a/configure.ac
+++ b/configure.ac
@@ -616,6 +616,7 @@ AM_COND_IF([BINDINGS_CXX], [
 ])
 
 # Check for specific libusb features, now that we know the CFLAGS.
+# Also check for version dependent libftdi features.
 AC_LANG([C])
 sr_save_cflags=$CFLAGS
 sr_save_libs=$LIBS
@@ -625,12 +626,10 @@ AC_CHECK_TYPES([libusb_os_handle],
 	[sr_have_libusb_os_handle=yes], [sr_have_libusb_os_handle=no],
 	[[#include <libusb.h>]])
 AC_CHECK_FUNCS([zip_discard])
+AC_CHECK_FUNCS([ftdi_tciflush ftdi_tcoflush ftdi_tcioflush])
 LIBS=$sr_save_libs
 CFLAGS=$sr_save_cflags
 
-AM_COND_IF([NEED_USB], [AS_CASE([$sr_have_libusb_os_handle:$host_os], [no:mingw*],
-	[AC_MSG_ERROR([Windows builds require the event-abstraction branch of libusb])])])
-
 sr_glib_version=`$PKG_CONFIG --modversion glib-2.0 2>&AS_MESSAGE_LOG_FD`
 sr_libzip_version=`$PKG_CONFIG --modversion libzip 2>&AS_MESSAGE_LOG_FD`
 sr_zlib_version=`$PKG_CONFIG --modversion zlib 2>&AS_MESSAGE_LOG_FD`