Fixed building with libusb not dynamicaly loaded

(cherry-picked from commit 3f89d1704d)
(cherry-picked from commit 4ebf34857a)
(cherry-picked from commit 5767dc710e)
(cherry-picked from commit 9d77945d36)
(cherry-picked from commit 2847696338)

include/SDL_config.h.cmake

@@ -224,6 +224,7 @@
 #cmakedefine HAVE_INOTIFY_INIT 1
 #cmakedefine HAVE_INOTIFY_INIT1 1
 #cmakedefine HAVE_INOTIFY 1
+#cmakedefine HAVE_LIBUSB 1
 #cmakedefine HAVE_O_CLOEXEC 1
 
 /* Apple platforms might be building universal binaries, where Intel builds

include/SDL_config.h.in

@@ -227,6 +227,7 @@
 #undef HAVE_IBUS_IBUS_H
 #undef HAVE_IMMINTRIN_H
 #undef HAVE_LIBUDEV_H
+#undef HAVE_LIBUSB
 #undef HAVE_LIBSAMPLERATE_H
 #undef HAVE_LIBDECOR_H
 #undef HAVE_LSXINTRIN_H

include/SDL_config_os2.h

@@ -43,6 +43,7 @@
 /*#undef SDL_JOYSTICK_HIDAPI */
 #else
 #define SDL_JOYSTICK_HIDAPI 1
+#define HAVE_LIBUSB 1
 /* dynamically loaded libusb-1.0 dll: */
 #define SDL_LIBUSB_DYNAMIC "usb100.dll"
 #endif