=> Bootstrap dependency digest>=20010302: found digest-20190127
=> Checksum SHA1 OK for prboom-plus-2.5.1.4.tar.gz
=> Checksum RMD160 OK for prboom-plus-2.5.1.4.tar.gz
=> Checksum SHA512 OK for prboom-plus-2.5.1.4.tar.gz
===> Installing dependencies for prboom-plus-2.5.1.4
=> Tool dependency checkperms>=1.1: found checkperms-1.12
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency SDL_mixer>=1.2.12nb6: found SDL_mixer-1.2.12nb6
=> Full dependency SDL_net>=1.2.8nb1: found SDL_net-1.2.8nb1
===> Skipping vulnerability checks.
WARNING: No /opt/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/opt/pkg/sbin/pkg_admin -K /opt/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Overriding tools for prboom-plus-2.5.1.4
===> Extracting for prboom-plus-2.5.1.4
===> Patching for prboom-plus-2.5.1.4
===> Creating toolchain wrappers for prboom-plus-2.5.1.4
===> Configuring for prboom-plus-2.5.1.4
=> Fixing hard-coded gamesdir
=> Modifying GNU configure scripts to avoid --recheck
=> Replacing config-guess with pkgsrc versions
=> Replacing config-sub with pkgsrc versions
=> Replacing install-sh with pkgsrc version
=> Checking for portability problems in extracted files
checking build system type... aarch64-apple-darwin20
checking host system type... aarch64-apple-darwin20
checking target system type... aarch64-apple-darwin20
checking for a BSD-compatible install... /usr/bin/install -c -o sjmulder -g staff
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /opt/pkg-dev/bin/gmkdir -p
checking for gawk... /opt/pkg/bin/nawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking whether to enable maintainer-specific portions of Makefiles... yes
checking for aarch64-apple-darwin20-gcc... clang
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether clang accepts -g... yes
checking for clang option to accept ISO C89... none needed
checking whether clang understands -c and -o together... yes
checking for style of include used by make... GNU
checking dependency style of clang... gcc3
checking whether ln -s works... yes
checking for aarch64-apple-darwin20-ranlib... no
checking for ranlib... ranlib
checking how to run the C preprocessor... clang -E
checking for grep that handles long lines and -e... (cached) /usr/bin/grep
checking for egrep... (cached) /usr/bin/egrep
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking minix/config.h usability... no
checking minix/config.h presence... no
checking for minix/config.h... no
checking whether it is safe to define __EXTENSIONS__... yes
checking whether compiler supports -Wall... no
checking whether compiler supports -Wextra... no
checking whether compiler supports -Wno-missing-field-initializers... no
checking whether compiler supports -Wwrite-strings... no
checking whether compiler supports -Wundef... no
checking whether compiler supports -Wbad-function-cast... no
checking whether compiler supports -Wcast-align... no
checking whether compiler supports -Wcast-qual... no
checking whether compiler supports -Wdeclaration-after-statement... no
checking whether compiler supports -Wpointer-arith... no
checking whether compiler supports -ffast-math... no
checking whether compiler supports -Wno-unused... no
checking whether compiler supports -Wno-switch... no
checking whether compiler supports -Wno-sign-compare... no
checking whether compiler supports -Wno-pointer-sign... no
checking if malloc debugging is wanted... no
checking whether compiler supports -march=native... no
checking whether compiler supports -O2... no
checking whether compiler supports -fomit-frame-pointer... no
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking whether byte ordering is bigendian... no
checking for uid_t in sys/types.h... yes
checking for size_t... yes
checking whether sys_siglist is declared... yes
checking for sys/wait.h that is POSIX.1 compatible... yes
checking for unistd.h... (cached) yes
checking asm/byteorder.h usability... no
checking asm/byteorder.h presence... no
checking for asm/byteorder.h... no
checking sched.h usability... yes
checking sched.h presence... yes
checking for sched.h... yes
checking for stricmp... no
checking for strnicmp... no
checking for min... no
checking for max... no
checking for getopt... yes
checking for inet_aton... yes
checking for inet_pton... yes
checking for inet_ntop... yes
checking for mmap... yes
checking for usleep... yes
checking for sched_setaffinity... no
checking for pow in -lm... yes
checking for OpenGL support... no
configure: error: You must have the relevant OpenGL development libraries & headers installed to compile with OpenGL support
*** Error code 1

Stop.
bmake[1]: stopped in /opt/pkgsrc/games/prboom-plus
*** Error code 1

Stop.
bmake: stopped in /opt/pkgsrc/games/prboom-plus