autogen.sh: mkdir config if the config directory does not already exist

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
configure.ac: only build where <linux/types.h> is available

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
fi_fabric.3: fix minor indenting typo

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
fi_getinfo.3: remove executable bit

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
man page: add ".so" references for all function names

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
fi_av.3: fix nroff quoting typo
fi_tagged.3: remove extra blank line in man page

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>
man pages: fix some quoting typos

Signed-off-by: Jeff Squyres <jsquyres@cisco.com>