Git port of the fastwriter bzr repo from https://ufo.kit.edu/ufo

Suren A. Chilingaryan c45ab99e0a Fix pkgconfig %!s(int64=8) %!d(string=hai) anos
.bzrignore d6a6948cb0 Add provides to spec file %!s(int64=8) %!d(string=hai) anos
CMakeLists.txt b2d8412ac9 Use also %!s(int64=8) %!d(string=hai) anos
config.h.in 382ba1a163 Merge custom memcpy %!s(int64=11) %!d(string=hai) anos
default.c c0326277fc Do not use O_DIRECT by default %!s(int64=11) %!d(string=hai) anos
default.h 65a7473f12 Compile-in default api descriptor %!s(int64=12) %!d(string=hai) anos
fastwriter.c 5460cc1875 RPM support %!s(int64=8) %!d(string=hai) anos
fastwriter.h 2474315881 Just push instead push_chunk %!s(int64=12) %!d(string=hai) anos
fastwriter.pc.in c45ab99e0a Fix pkgconfig %!s(int64=8) %!d(string=hai) anos
fastwriter.spec.in af7847d80c Use GNUInstallDirs to detect install paths %!s(int64=8) %!d(string=hai) anos
memcpy.c c6db5ea47c Use memcpy implementation by Daniel Vik %!s(int64=11) %!d(string=hai) anos
memcpy.h c6db5ea47c Use memcpy implementation by Daniel Vik %!s(int64=11) %!d(string=hai) anos
private.h 9c14774f2b Few synchronization and alignment related fixes %!s(int64=12) %!d(string=hai) anos
sysinfo.c 5460cc1875 RPM support %!s(int64=8) %!d(string=hai) anos
sysinfo.h e99ffb4b0b Properly detect /dev/null as raw device and do not set DIRECT flag on raw devices %!s(int64=12) %!d(string=hai) anos