--- rpl/src/tex.h	2010/09/07 20:59:06	1.17
+++ rpl/src/tex.h	2014/07/17 08:07:27	1.53
@@ -1,7 +1,7 @@
 /*
 ================================================================================
-  RPL/2 (R) version 4.0.19
-  Copyright (C) 1989-2010 Dr. BERTRAND Joël
+  RPL/2 (R) version 4.1.19
+  Copyright (C) 1989-2014 Dr. BERTRAND Joël
 
   This file is part of RPL/2.
 
@@ -39,10 +39,12 @@
 								" -i %s | %s/bin/rplawk '{ print $3; }' " \
 								"| %s/bin/rplawk -F= '{ if ($2 != \\\"\\\") " \
 								"printf(\\\"-f %%s\\\", $2); }'` -t utf-8 " \
-								"%s \" > %s 2> /dev/null; sh -c \"" \
-								"(cd %s; echo x | latex %s \" 1> /dev/null " \
-								"2> /dev/null); "\
-								"dvips %s -o %s 1> /dev/null 2> /dev/null"
+								"%s > %s 2> /dev/null\"; " \
+								BOURNE_SHELL " -c \"" \
+								"(cd %s; echo x | latex %s 1> /dev/null " \
+								"2> /dev/null)\"; " \
+								BOURNE_SHELL " -c \"dvips %s -o %s " \
+								"1> /dev/null 2> /dev/null\""
 #endif
 
 #define ds_tex_postscript		"gv %s"