https://672856.bugs.gentoo.org/attachment.cgi?id=557978 https://bugs.gentoo.org/672856 The patch fixes building qtbase with linux kernels < 4.11. See bug #34431. diff -Naurp a/src/corelib/global/minimum-linux_p.h b/src/corelib/global/minimum-linux_p.h --- a/src/corelib/global/minimum-linux_p.h 2018-11-25 15:51:11.000000000 +0300 +++ b/src/corelib/global/minimum-linux_p.h 2018-12-17 13:25:38.176823753 +0300 @@ -75,14 +75,9 @@ QT_BEGIN_NAMESPACE * - accept4 2.6.28 * - renameat2 3.16 QT_CONFIG(renameat2) * - getrandom 3.17 QT_CONFIG(getentropy) - * - statx 4.11 QT_CONFIG(statx) */ -#if QT_CONFIG(statx) -# define MINLINUX_MAJOR 4 -# define MINLINUX_MINOR 11 -# define MINLINUX_PATCH 0 -#elif QT_CONFIG(getentropy) +#if QT_CONFIG(getentropy) # define MINLINUX_MAJOR 3 # define MINLINUX_MINOR 17 # define MINLINUX_PATCH 0