[...]

checking if i686-tld-linux-gcc supports -Werror=trigraphs... yes
checking if i686-tld-linux-gcc supports -Werror=array-bounds... yes
checking if i686-tld-linux-gcc supports -Werror=write-strings... yes
checking if i686-tld-linux-gcc supports -Werror=address... yes
checking if i686-tld-linux-gcc supports -Werror=int-to-pointer-cast... yes
checking if i686-tld-linux-gcc supports -Werror=pointer-to-int-cast... yes
checking if i686-tld-linux-gcc supports -pedantic... yes
checking if i686-tld-linux-gcc supports -Werror... yes
checking if i686-tld-linux-gcc supports -Werror=attributes... yes
checking whether make supports nested variables... (cached) yes
checking whether to build functional specifications... yes
checking for xmlto... /usr/bin/xmlto
checking the xmlto version... 0.0.28
checking for fop... no
configure: WARNING: fop not found - documentation targets will be skipped
checking for xsltproc... /usr/bin/xsltproc
checking for X.Org SGML entities >= 1.8... /usr/share/sgml
checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating Makefile
config.status: creating specs/Makefile
config.status: creating kbproto.pc
config.status: executing depfiles commands
+ /usr/bin/make -j4
Making all in specs
make[1]: Entering directory '/tmp/B.naeu3a/BUILD/kbproto-1.0.7/specs'
/usr/bin/xmlto --searchpath "/usr/share/sgml/X11" --searchpath "/tmp/B.naeu3a/BUILD/kbproto-1.0.7" -x /usr/share/sgml/X11/xorg-xhtml.xsl --stringparam target.database.document=/usr/share/sgml/X11/dbs/masterdb.html.xml --stringparam current.docid="xkbproto" xhtml-nochunks xkbproto.xml
/usr/bin/xmlto --searchpath "/usr/share/sgml/X11" --searchpath "/tmp/B.naeu3a/BUILD/kbproto-1.0.7" -x /usr/share/sgml/X11/xorg-xhtml.xsl --stringparam target.database.document=/usr/share/sgml/X11/dbs/masterdb.html.xml --stringparam current.docid="xkbproto" txt xkbproto.xml
/usr/bin/xsltproc --path "/usr/share/sgml/X11" --path "/tmp/B.naeu3a/BUILD/kbproto-1.0.7" --stringparam targets.filename "xkbproto.html.db" --stringparam collect.xref.targets "only" --stringparam olink.base.uri "xkbproto.html" --nonet --xinclude /usr/share/sgml/X11/xorg-xhtml.xsl xkbproto.xml
/usr/bin/xsltproc --path "/usr/share/sgml/X11" --path "/tmp/B.naeu3a/BUILD/kbproto-1.0.7" --stringparam targets.filename "xkbproto.pdf.db" --stringparam collect.xref.targets "only" --stringparam olink.base.uri "xkbproto.pdf" --nonet --xinclude /usr/share/sgml/X11/xorg-fo.xsl xkbproto.xml
Writing xkbproto.pdf.db for book(xkbproto)
Writing xkbproto.html.db for book(xkbproto)
make[1]: *** [Makefile:641: xkbproto.html] Error 143
Terminated 
make: *** [Makefile:459: all-recursive] Error 143
Terminated 
error: Bad exit status from /tmp/B.naeu3a/BUILD/tmp/rpm-tmp.51352 (%build)
RPM build errors:
    Bad exit status from /tmp/B.naeu3a/BUILD/tmp/rpm-tmp.51352 (%build)
ended at: Wed Oct 30 23:17:42 2019, done in 0:00:05.585520
error: No files produced.
+ chmod -R u+rwX /tmp/B.naeu3a/BUILD
+ rm -rf /tmp/B.naeu3a/tmp /tmp/B.naeu3a/BUILD
+ rm -rf /tmp/B.naeu3a
Begin-TLD-Builder-Info
Build-Time: user:7.06s sys:0.96s real:6.03s (faults io:12 non-io:403309)
End-TLD-Builder-Info