Merge branch 'master' into post-header-recv

NEWS

@@ -1,8 +1,9 @@
 This file documents the major additions and syntax changes between releases.
 
-2.3.3 2020-03-??
+2.3.2 2020-03-??
 	FIXES
 	check_http: Fix several issues related to page length calculation (#535, #533, #536)
+	check_icmp: fix issues when not running in debug mode (#530)
 
 2.3.2 2020-02-20
 	FIXES

configure.ac

@@ -1502,7 +1502,7 @@ else
 	AC_MSG_WARN([Tried $PERL - install Net::SNMP perl module if you want to use the perl snmp plugins])
 fi
 
-if ( $PERL -M"Crypt::X509" -M"Date::Parse" -M"LWP::Simple" -M "Text::Glob" -e 'exit' 2>/dev/null )
+if ( $PERL -M"Crypt::X509" -M"Date::Parse" -M"LWP::Simple" -M"Text::Glob" -e 'exit' 2>/dev/null )
 then
   AC_MSG_CHECKING(for Crypt::X509, Date::Parse, LWP::Simple, Text::Glob perl modules)
   AC_MSG_RESULT([found])