gentoo-overlay/app-emulation/virtualbox-guest-additions/files/vboxguest-4.1.0-log-use-c99.patch

# https://bugs.gentoo.org/298988

--- a/vboxguest/Makefile
+++ b/vboxguest/Makefile
@@ -104,7 +104,7 @@
 
 MOD_DEFS = -DVBOX -DRT_OS_LINUX -DIN_RING0 -DIN_RT_R0 -DIN_GUEST \
             -DIN_GUEST_R0 -DIN_MODULE -DRT_WITH_VBOX -DVBGL_VBOXGUEST \
-            -DVBOX_WITH_HGCM
+            -DVBOX_WITH_HGCM -DLOG_USE_C99
 ifeq ($(BUILD_TARGET_ARCH),amd64)
  MOD_DEFS  += -DRT_ARCH_AMD64
 else