diff --git a/configure/os/CONFIG.Common.linux-x86 b/configure/os/CONFIG.Common.linux-x86
index 2f951b06c..062e14d70 100644
--- a/configure/os/CONFIG.Common.linux-x86
+++ b/configure/os/CONFIG.Common.linux-x86
@@ -39,7 +39,3 @@ endif
 SYS_SHRLIB_LIBS += pthread rt
 
 
-# Command-line input support
-COMMANDLINE_LIBRARY = READLINE
-LDLIBS_READLINE = -lreadline -lncurses
-
diff --git a/configure/os/CONFIG_SITE.Common.linux-x86 b/configure/os/CONFIG_SITE.Common.linux-x86
index f0390b8e0..0653ffd05 100644
--- a/configure/os/CONFIG_SITE.Common.linux-x86
+++ b/configure/os/CONFIG_SITE.Common.linux-x86
@@ -12,3 +12,9 @@
 # and ldconfig run to inform the system of the shared libraries.
 
 #SHARED_LIBRARIES=YES
+
+# If readline is installed uncomment the following lines
+# to get command-line editing and history support
+#COMMANDLINE_LIBRARY = READLINE
+#LDLIBS_READLINE = -lreadline -lncurses
+