>>> libfcgi 2.4.2 Extracting
gzip -d -c /home/autobuild/autobuild/instance-21/dl/libfcgi/libfcgi-2.4.2.tar.gz | tar --strip-components=1 -C /home/autobuild/autobuild/instance-21/output-1/build/libfcgi-2.4.2   -xf -
>>> libfcgi 2.4.2 Patching

Applying 0001-link-against-math.patch using patch: 
patching file libfcgi/Makefile.am
Hunk #1 FAILED at 18.
1 out of 1 hunk FAILED -- saving rejects to file libfcgi/Makefile.am.rej
make: *** [package/pkg-generic.mk:241: /home/autobuild/autobuild/instance-21/output-1/build/libfcgi-2.4.2/.stamp_patched] Error 1
make: Leaving directory '/home/autobuild/autobuild/instance-21/buildroot'