diff --git a/configure b/configure
index 996d1984..2ea6a7db 100755
--- a/configure
+++ b/configure
@@ -3975,8 +3975,16 @@ if test "$GCC" = yes; then
 	CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes"
         # Check for link-time optimization support
         for f in -flto=auto -ffat-lto-objects; do
-            echo -n "Checking if C compiler supports $f... "
-            if $CC -E $f /dev/null > /dev/null 2>&1 ; then echo "yes"; CFLAGS="$CFLAGS $f"; else echo "no"; fi
+            { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $f" >&5
+$as_echo_n "checking whether $CC supports $f... " >&6; }
+            if $CC -E $f /dev/null > /dev/null 2>&1 ; then
+                { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+                CFLAGS="$CFLAGS $f"
+            else
+                { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+            fi
         done
 fi
 
diff --git a/configure.in b/configure.in
index 2e289dd2..f45ac4eb 100644
--- a/configure.in
+++ b/configure.in
@@ -48,8 +48,13 @@ if test "$GCC" = yes; then
 	CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes"
         # Check for link-time optimization support
         for f in -flto=auto -ffat-lto-objects; do
-            echo -n "Checking if C compiler supports $f... "
-            if $CC -E $f /dev/null > /dev/null 2>&1 ; then echo "yes"; CFLAGS="$CFLAGS $f"; else echo "no"; fi
+            AC_MSG_CHECKING([whether $CC supports $f])
+            if $CC -E $f /dev/null > /dev/null 2>&1 ; then
+                AC_MSG_RESULT([yes])
+                CFLAGS="$CFLAGS $f"
+            else
+                AC_MSG_RESULT([no])
+            fi
         done
 fi