=> Bootstrap dependency digest>=20010302: found digest-20190127
===> Skipping vulnerability checks.
WARNING: No /var/db/pkg/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /var/db/pkg fetch-pkg-vulnerabilities'.
=> Checksum SHA1 OK for gappa-1.3.5.tar.gz
=> Checksum RMD160 OK for gappa-1.3.5.tar.gz
=> Checksum SHA512 OK for gappa-1.3.5.tar.gz
===> Installing dependencies for gappa-1.3.5
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency boost-headers-1.73.*: found boost-headers-1.73.0
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency gmp>=5.0.1: found gmp-6.2.0
=> Full dependency mpfr>=4.0.0: found mpfr-4.0.2nb1
===> Overriding tools for gappa-1.3.5
===> Extracting for gappa-1.3.5
===> Patching for gappa-1.3.5
=> Applying pkgsrc patches for gappa-1.3.5
=> Verifying /data/pkgsrc/math/gappa/patches/patch-Remakefile.in
**************************************
Ignoring patch file /data/pkgsrc/math/gappa/patches/patch-Remakefile.in: invalid checksum
**************************************
ERROR: Patching failed due to modified or broken patch file(s):
ERROR: 	/data/pkgsrc/math/gappa/patches/patch-Remakefile.in
*** Error code 1

Stop.
make[1]: stopped in /data/pkgsrc/math/gappa
*** Error code 1

Stop.
make: stopped in /data/pkgsrc/math/gappa