After wrapping gnc-fq-check and gnc-fq-helper we can no longer execute them
with perl, so execute them directly instead.

--- gnucash-2.6.6/src/scm/price-quotes.scm.orig	2014-04-27 17:42:28.000000000 -0500
+++ gnucash-2.6.6/src/scm/price-quotes.scm	2015-07-09 16:12:11.196218472 -0500
@@ -74,7 +74,7 @@
     (define (start-program)
       (if (not (string-null? gnc:*finance-quote-check*))
           (set! program (gnc-spawn-process-async
-                         (list "perl" "-w" gnc:*finance-quote-check*) #t))))
+                         (list gnc:*finance-quote-check*) #t))))
 
     (define (get-sources)
       (if (not (null? program))
@@ -158,7 +158,7 @@
     (define (start-quoter)
       (if (not (string-null? gnc:*finance-quote-helper*))
           (set! quoter (gnc-spawn-process-async
-                        (list "perl" "-w" gnc:*finance-quote-helper*) #t))))
+                        (list gnc:*finance-quote-helper*) #t))))
 
     (define (get-quotes)
       (if (not (null? quoter))
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<tr><td><span title='2024-01-26 10:09:35 +0100'>2024-01-26</span></td><td><a href='/guix/commit/gnu/packages/sagemath.scm?id=619417ab232094ae4fd5396139289983b7a0d22f'>gnu: pynac: Remove package.</a><span class='msg-avail'>...<span class='msg-tooltip'>The package was integrated into the Sagemath source code in 2021.

* gnu/packages/sagemath.scm (pynac): Remove variable.

Change-Id: I5c6a90ed1747852d0dc4e73b79ce9daa34d876c7
</span></span></td><td>Andreas Enge</td></tr>
<tr><td><span title='2024-01-24 12:31:21 +0100'>2024-01-24</span></td><td><a href='/guix/commit/gnu/packages/sagemath.scm?id=43a82ad5450a686d2adec99d23f9544a5a1e48cb'>gnu: pynac: Update to 0.7.29.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/sagemath.scm (pynac): Update to 0.7.29.

Change-Id: I3bf2675aea9d8a07fdcfa08471c9d1ca7725e1f7
</span></span></td><td>Andreas Enge</td></tr>