Remove a few 'setenv's from the definition.

diff -Naur bsd-games-2.17/config.params bsd-games-patch/config.params
--- bsd-games-2.17/config.params	1970-01-01 07:00:00.000000000 +0700
+++ bsd-games-patch/config.params	2020-04-22 20:49:40.809695248 +0700
@@ -0,0 +1,16 @@
+bsd_games_cfg_do_chown=n
+bsd_games_cfg_non_interactive=y
+
+# Fix some man-pages: cfscores, morse, ppt, rot13, snscore, teachgammon.
+bsd_games_cfg_use_dot_so=syml
+
+# Don't build some games:
+# Countmail require some BSD-package called `from`.
+# DM is a toy to restrict access to bsd-games.
+# Fortune seems to be already packaged (fortune-mod).
+# Wargames isn't convenient as a game launcher.
+bsd_games_cfg_no_build_dirs="countmail dm fortune wargames"
+
+# Those are substitute*'d with GNU miscfiles.
+bsd_games_cfg_hangman_wordsfile=WORD_LIST
+bsd_games_cfg_dictionary_src=WORD_LIST
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<div class='path'>path: <a href='/guix/log/?id=cb7b501deb7c99a14cba5865dfcca4adc3437439'>root</a>/<a href='/guix/log/tests?id=cb7b501deb7c99a14cba5865dfcca4adc3437439'>tests</a>/<a href='/guix/log/tests/nar.scm?id=cb7b501deb7c99a14cba5865dfcca4adc3437439'>nar.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/tests/nar.scm?id=cb7b501deb7c99a14cba5865dfcca4adc3437439&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-01-18 17:51:34 +0100'>2019-01-18</span></td><td><a href='/guix/commit/tests/nar.scm?id=9fe3f11398e858f1d06120bd046cab506efc86dc'>serialization: 'restore-file' errors out upon non-convertible file names.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-13 14:59:46 +0100'>2018-11-13</span></td><td><a href='/guix/commit/tests/nar.scm?id=f5a2724ae453f4a4b55ff848f4ad7e30efb6eef8'>deduplication: Restore directory mtime and permissions after deduplication.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-13 14:59:46 +0100'>2018-11-13</span></td><td><a href='/guix/commit/tests/nar.scm?id=8390869811f56f5b2ff947efb9d48bcf219a0444'>tests: Check file canonicalization for 'restore-file-set'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-11-13 14:59:45 +0100'>2018-11-13</span></td><td><a href='/guix/commit/tests/nar.scm?id=3ed56ad09b1d2be15e98d195b56886ec14899518'>tests: Remove check for a feature that appeared in Guile 2.0.10.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-09-04 17:25:11 +0200'>2018-09-04</span></td><td><a href='/guix/commit/tests/nar.scm?id=ca719424455465fca4b872c371daf2a46de88b33'>Switch to Guile-Gcrypt.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-07-19 11:48:04 +0200'>2018-07-19</span></td><td><a href='/guix/commit/tests/nar.scm?id=b94b698d4ed4bc478c56e507d53e5284d4f63073'>serialization: Add 'write-file-tree'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-03-18 00:39:49 +0100'>2017-03-18</span></td><td><a href='/guix/commit/tests/nar.scm?id=36626c556ed75219bce196ac93d148f6b9af984c'>build: Require Guile &gt;= 2.0.9.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-03-08 23:42:52 +0100'>2017-03-08</span></td><td><a href='/guix/commit/tests/nar.scm?id=6f38960055e496193a49d690d7f1b5516b2b8625'>hash: Close or flush sha256 output ports before calling their 'get' procedure.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-06-12 23:55:22 +0200'>2016-06-12</span></td><td><a href='/guix/commit/tests/nar.scm?id=fe585be9aa8f5158a7dfb6477d19ece3d643dec3'>serialization: Add #:select? parameter to 'write-file'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-04-03 14:19:09 +0200'>2016-04-03</span></td><td><a href='/guix/commit/tests/nar.scm?id=a9edb211e733b8b34e67ec3b4450567e9376986f'>build: Add a Guile custom test driver using SRFI-64.</a><span class='msg-avail'>...</span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2015-08-26 00:43:36 +0200'>2015-08-26</span></td><td><a href='/guix/commit/tests/nar.scm?id=fe32241ad5394c12fc70a31de005ec1b563bbb4e'>tests: Work around Btrfs handling of nlink for empty directories.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-06-24 18:05:03 +0200'>2015-06-24</span></td><td><a href='/guix/commit/tests/nar.scm?id=8de3df72bc96cc3f7739e61699831557852cea6b'>tests: Move 'file=?' to (guix tests).</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-02-07 23:16:55 +0100'>2015-02-07</span></td><td><a href='/guix/commit/tests/nar.scm?id=46b8aadbd6f4673aad27f6425f48a3b3ac5c88dc'>serialization: Check for EOF and incomplete input conditions.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-11-04 21:13:28 +0100'>2014-11-04</span></td><td><a href='/guix/commit/tests/nar.scm?id=834ea02ad82932e0f17e37dbd5c51497ecf7557f'>tests: When a store item is to be deleted, make it statistically unique.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-10-09 23:51:19 +0200'>2014-10-09</span></td><td><a href='/guix/commit/tests/nar.scm?id=0363991a250177912d4ee6849c1b5ba05fbeaaff'>Break module cycle involving (guix store) and (guix ui).</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>