Hi Below patches are merged into master on libusb repo. There is only one last patch left for libusb/libusb.h file, but not sure is that patch really needed today.
Index: patch-libusb_core_c =================================================================== RCS file: /cvs/ports/devel/libusb1/patches/patch-libusb_core_c,v retrieving revision 1.6 diff -u -p -u -r1.6 patch-libusb_core_c --- patch-libusb_core_c 27 Nov 2019 20:15:17 -0000 1.6 +++ patch-libusb_core_c 15 Jan 2021 16:37:32 -0000 @@ -3,6 +3,8 @@ $OpenBSD: patch-libusb_core_c,v 1.6 2019 On OpenBSD USB controllers are shown as normal devices, making the itinial limit too small. On a recent machine this value is almost always exceeded, so bump it. +https://github.com/libusb/libusb/pull/835 +https://github.com/libusb/libusb/commit/1f25bb7ff06e3864e8238ec118958d23800d7865 Index: libusb/core.c --- libusb/core.c.orig Index: patch-libusb_os_openbsd_usb_c =================================================================== RCS file: /cvs/ports/devel/libusb1/patches/patch-libusb_os_openbsd_usb_c,v retrieving revision 1.10 diff -u -p -u -r1.10 patch-libusb_os_openbsd_usb_c --- patch-libusb_os_openbsd_usb_c 5 Aug 2020 13:59:36 -0000 1.10 +++ patch-libusb_os_openbsd_usb_c 15 Jan 2021 16:37:32 -0000 @@ -2,11 +2,13 @@ $OpenBSD: patch-libusb_os_openbsd_usb_c, Export port number, fix github #314. https://github.com/libusb/libusb/pull/764 +https://github.com/libusb/libusb/commit/96898a25ccfde6e87737991000a41695ed6b3812 Fix an OpenBSD backend bug where an existing open file descriptor is overwritten if a libusb user attempts to open the same ugen(4) device multiple times. This was observed with sane-backends and broke scanning. https://github.com/libusb/libusb/pull/763 +https://github.com/libusb/libusb/commit/94519df868e59a7ea133b12c92823733645f8877 Index: libusb/os/openbsd_usb.c --- libusb/os/openbsd_usb.c.orig -- Regards, Mikolaj
