commit c32ed08191f21206ef14c30852f9846ef6977276
Author: Tomas Korbar <tkorbar@redhat.com>
Date:   Wed Mar 13 11:01:52 2024 +0100

    Fix DOCBOOK_TO_MAN variable use in doc Makefile
    
    Not using quotes causes problems when DOCBOOK_TO_MAN contains
    command and argument

diff --git a/doc/Makefile.am b/doc/Makefile.am
index 3538d0dd..9d12923d 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -37,7 +37,7 @@ dist_man_MANS = xmlwf.1
 
 xmlwf.1: xmlwf.xml
 	-rm -f $@
-	test x$(DOCBOOK_TO_MAN) != x && $(DOCBOOK_TO_MAN) $<
+	test "x$(DOCBOOK_TO_MAN)" != x && $(DOCBOOK_TO_MAN) $<
 	test -f $@ || mv XMLWF.1 $@
 endif