--- bcftools-1.9-clean/config.mk.in	2018-03-15 14:28:19.000000000 +0000
+++ bcftools-1.9-after/config.mk.in	2019-11-06 22:13:02.000000000 +0000
@@ -50,7 +50,8 @@
 
 PLATFORM   = @PLATFORM@
 PLUGINS_ENABLED = @enable_bcftools_plugins@
-plugindir = @bcf_plugindir@
+plugindir  = @bcf_plugindir@
+pluginpath = @bcf_pluginpath@
 PLUGIN_EXT = @PLUGIN_EXT@
 
 @Hsource@HTSDIR = @HTSDIR@
--- bcftools-1.9-clean/configure.ac	2018-07-03 16:54:58.000000000 +0100
+++ bcftools-1.9-after/configure.ac	2019-11-06 22:13:02.000000000 +0000
@@ -71,7 +71,7 @@
      no)  with_bcf_plugin_path= ;;
    esac],
   [with_bcf_plugin_path=$with_bcf_plugin_dir])
-AC_SUBST([PLUGINPATH], $with_bcf_plugin_path)
+AC_SUBST([bcf_pluginpath], $with_bcf_plugin_path)
 
 AC_ARG_ENABLE([perl-filters],
   [AS_HELP_STRING([--enable-perl-filters],
--- bcftools-1.9-clean/configure	2019-11-06 22:16:31.000000000 +0000
+++ bcftools-1.9-after/configure	2019-11-06 22:16:43.000000000 +0000
@@ -588,7 +588,7 @@
 HTSDIR
 subdirs
 enable_perl_filters
-PLUGINPATH
+bcf_pluginpath
 bcf_plugindir
 enable_bcftools_plugins
 GREP
@@ -3237,7 +3237,7 @@
   with_bcf_plugin_path=$with_bcf_plugin_dir
 fi
 
-PLUGINPATH=$with_bcf_plugin_path
+bcf_pluginpath=$with_bcf_plugin_path
 
 
 # Check whether --enable-perl-filters was given.