[PATCH 2/5] Add workaround from gdbserver's gdb_proc_service.h to GDB

[Tom Tromey]

>>>>> "Gary" == Gary Benson <gbenson@redhat.com> writes:

Gary> This commit adds a workaround from gdbserver's gdb_proc_service.h
Gary> to GDB's.  It doesn't seem to have been needed on any glibc as far
Gary> back as 2001, but it's possibly required for other C libraries so
Gary> I've retained it.

This is ok.

Gary> 	* configure.ac: Check if sys/procfs.h defines elf_fpregset_t.
Gary> 	(AC_CHECK_HEADERS): Check for linux/elf.h.
Gary> 	* configure, config.in: Rebuild.
Gary> 	* gdb_proc_service.h: Include linux/elf.h if sys/procfs.h
Gary> 	doesn't define elf_fpregset_t.

It's mildly a shame to have to do this stuff for something so obsolete,
but on the other hand, due to caching I suppose it will hardly slow down
the build.

Tom