below: last lines of output, and appended: patch on latest master.

make[3]: Leaving directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3/man'
make[2]: Leaving directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3/man'
make[1]: Leaving directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3/man'
make[1]: Entering directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3'
make[2]: Entering directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3'
make[2]: Nothing to be done for 'install-exec-am'.
 /gnu/store/34j2zmi69mqwrslpyizbi9mcxmn2hzgb-coreutils-8.24/bin/mkdir -p '/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/lib/pkgconfig'
 /gnu/store/34j2zmi69mqwrslpyizbi9mcxmn2hzgb-coreutils-8.24/bin/install -c -m 644 libcrypto.pc libssl.pc libtls.pc openssl.pc '/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/lib/pkgconfig'
make[2]: Leaving directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3'
make[1]: Leaving directory '/tmp/guix-build-libressl-2.3.3.drv-0/libressl-2.3.3'
phase `install' succeeded after 9.3 seconds
starting phase `patch-shebangs'
phase `patch-shebangs' succeeded after 0.0 seconds
starting phase `strip'
stripping binaries in "/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/lib" with "strip" and flags ("--strip-debug" "--enable-deterministic-archives")
stripping binaries in "/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/bin" with "strip" and flags ("--strip-debug" "--enable-deterministic-archives")
phase `strip' succeeded after 0.5 seconds
starting phase `validate-runpath'
validating RUNPATH of 3 binaries in "/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/lib"...
validating RUNPATH of 1 binaries in "/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/bin"...
phase `validate-runpath' succeeded after 0.0 seconds
starting phase `validate-documentation-location'
phase `validate-documentation-location' succeeded after 0.0 seconds
starting phase `delete-info-dir-file'
phase `delete-info-dir-file' succeeded after 0.0 seconds
starting phase `compress-documentation'
compressing documentation in '/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3/share/man' with "gzip" and flags ("--best" "--no-name")
phase `compress-documentation' succeeded after 0.3 seconds
@ build-succeeded /gnu/store/66v3rfdhm37ayiwhji9pa2641jr8k7cr-libressl-2.3.3.drv -
/gnu/store/p97q7qwcy080iw422a72kdpz2vvdikm1-libressl-2.3.3

-- 
ng
personal contact: http://krosos.sdf.org
EDN: https://wiki.c3d2.de/EDN