This patch removes the explicit reference to the 'perl' binary,
such that OpenSSL does not retain a reference to Perl.

The 'c_rehash' program is seldom used, but it is used nonetheless
to create symbolic links to certificates, for instance in the 'nss-certs'
package.

diff --git a/tools/c_rehash.in b/tools/c_rehash.in
index 421fd89208..93aca4e168 100644
--- a/tools/c_rehash.in
+++ b/tools/c_rehash.in
@@ -1,4 +1,6 @@
-#!{- $config{HASHBANGPERL} -}
+eval '(exit $?0)' && eval 'exec perl -wS "$0" ${1+"$@"}'
+  & eval 'exec perl -wS "$0" $argv:q'
+    if 0;
 
 # {- join("\n# ", @autowarntext) -}
 # Copyright 1999-2018 The OpenSSL Project Authors. All Rights Reserved.
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<tr><td><span title='2023-05-21 01:04:39 +0200'>2023-05-21</span></td><td><a href='/guix/commit/gnu/system/pam.scm?id=f52020ea99f59eae3537a22bb23305da90af310b'>system: pam: Change 'stop' method to return #f.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-05-11 13:21:45 +0200'>2023-05-11</span></td><td><a href='/guix/commit/gnu/system/pam.scm?id=2df5d4fd18a2fbcb8066a50e2da8ec64635f5162'>system: pam: Let PAM extensions add shepherd requirements.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2022-02-10 23:37:10 +0100'>2022-02-10</span></td><td><a href='/guix/commit/gnu/system/pam.scm?id=f172118ca43369af548af2d4edecb07890f917e8'>gnu: linux-pam: Change path to unix_chkpwd helper.</a><span class='msg-avail'>...</span></td><td>Andrew Tropin</td></tr>
<tr><td><span title='2022-01-01 15:10:12 +0100'>2022-01-01</span></td><td><a href='/guix/commit/gnu/system/pam.scm?id=671e6a81804f264ddcdd6fe7579644404da079b8'>system: Allow 'chfn' to change the user's full name.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-08-17 01:10:25 +0300'>2021-08-17</span></td><td><a href='/guix/commit/gnu/system/pam.scm?id=b948ab8b56ac238e7a774625b8f971d28aee6055'>services: slim: Add pam-gnupg support.</a><span class='msg-avail'>...</span></td><td>Oleg Pykhalov</td></tr>