...
diff --git a/configure b/configure
index 3c131a3..f30b122 100755
--- a/configure
+++ b/configure
@@ -4534,7 +4534,7 @@
 
 MAGICK_VERSION=7.0.7-12
 
-MAGICK_GIT_REVISION=21636:315d854ad:20171112
+MAGICK_GIT_REVISION=21637:89e83491e:20171112
 
 
 # Substitute library versioning
@@ -31191,7 +31191,7 @@
 with_ltdl='yes'
 have_ltdl='no'
 LTDL_LIBS=''
-if test "$build_modules" != 'yes' || test "$enable_opencl" != 'no' ; then
+if test "$build_modules" != 'no' || test "$enable_opencl" != 'no' ; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: -------------------------------------------------------------" >&5
 $as_echo "-------------------------------------------------------------" >&6; }
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libltdl" >&5
diff --git a/configure.ac b/configure.ac
index 96a6f9e..b10db0e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1686,7 +1686,7 @@
 with_ltdl='yes'
 have_ltdl='no'
 LTDL_LIBS=''
-if test "$build_modules" != 'yes' || test "$enable_opencl" != 'no' ; then
+if test "$build_modules" != 'no' || test "$enable_opencl" != 'no' ; then
   AC_MSG_RESULT([-------------------------------------------------------------])
   AC_MSG_CHECKING([for libltdl])
   AC_MSG_RESULT([])