Merge branch 'master' of https://github.com/bvanassche/fio
* 'master' of https://github.com/bvanassche/fio:
Windows >= 7: Make fio_getaffinity() error reporting more detailed
Windows: Uninline CPU affinity functions
Windows: Use snprintf() instead of StringCch*()
Include "oslib/asprintf.h" where necessary
Windows: Remove more unused OS dependent code
Change off64_t into uint64_t
Fix the build in case FIO_HAVE_DISK_UTIL is not defined
Windows: Fix multiple configure tests
configure: Improve the getopt_long_only() test
configure: Improve the ibverbs test
Makefile: Use 'tr' if 'fmt' is not available
Makefile: Avoid duplicating code