From ffcf7848319f479330aba071b2fa682bd0b15cf8 Mon Sep 17 00:00:00 2001
From: Luigi Scarso <luigi.scarso@gmail.com>
Date: Tue, 27 Dec 2022 15:16:07 +0100
Subject: [PATCH] set \variablefam = -1 as initial value (H.Hagen).

---
 source/texk/web2c/luatexdir/ChangeLog           | 3 +++
 source/texk/web2c/luatexdir/luatex_svnversion.h | 2 +-
 source/texk/web2c/luatexdir/tex/maincontrol.c   | 1 +
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/source/texk/web2c/luatexdir/ChangeLog b/source/texk/web2c/luatexdir/ChangeLog
index bde59eddc..86482ca20 100644
--- a/source/texk/web2c/luatexdir/ChangeLog
+++ b/source/texk/web2c/luatexdir/ChangeLog
@@ -1,3 +1,6 @@
+2022-11-20  Luigi Scarso <luigi.scarso@gmail.com> 
+    * set \variablefam = -1 as initial value (H.Hagen).
+
 2022-11-20  Luigi Scarso <luigi.scarso@gmail.com> 
     * Ensured that load_hyphenation has enough Lua stack, and pops the latest table pushed in (Michal Vlasák).
 
diff --git a/source/texk/web2c/luatexdir/luatex_svnversion.h b/source/texk/web2c/luatexdir/luatex_svnversion.h
index cc26f5a97..869b1271b 100644
--- a/source/texk/web2c/luatexdir/luatex_svnversion.h
+++ b/source/texk/web2c/luatexdir/luatex_svnversion.h
@@ -1,4 +1,4 @@
 #ifndef luatex_svn_revision_h
 #define luatex_svn_revision_h
-#define luatex_svn_revision 7549
+#define luatex_svn_revision 7550
 #endif
diff --git a/source/texk/web2c/luatexdir/tex/maincontrol.c b/source/texk/web2c/luatexdir/tex/maincontrol.c
index be5e8fa91..0353930d1 100644
--- a/source/texk/web2c/luatexdir/tex/maincontrol.c
+++ b/source/texk/web2c/luatexdir/tex/maincontrol.c
@@ -4333,6 +4333,7 @@ void initialize(void)
         px_dimen_par = one_bp;
         math_eqno_gap_step_par = 1000 ;
         math_flatten_mode_par = 1; /* ord */
+        var_fam_par = -1;
         cs_text(frozen_protection) = maketexstring("inaccessible");
         format_ident = maketexstring(" (INITEX)");
         cs_text(end_write) = maketexstring("endwrite");
-- 
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