diff --git a/configure b/configure
index 7ca3803..8bb64ab 100755
--- a/configure
+++ b/configure
@@ -3584,7 +3584,7 @@
 
 MAGICK_LIBRARY_VERSION_INFO=$MAGICK_LIBRARY_CURRENT:$MAGICK_LIBRARY_REVISION:$MAGICK_LIBRARY_AGE
 
-MAGICK_SVN_REVISION=5619
+MAGICK_SVN_REVISION=5636
 
 
 
@@ -24703,6 +24703,7 @@
 	  char buf[100];
 	  char x = *strerror_r (0, buf, sizeof buf);
 	  char *p = strerror_r (0, buf, sizeof buf);
+	  return !p || x;
 
   ;
   return 0;
@@ -24731,7 +24732,7 @@
 {
 char buf[100];
 	  char x = *strerror_r (0, buf, sizeof buf);
-	  exit (!isalpha (x));
+	  return ! isalpha (x);
   ;
   return 0;
 }