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-rw-r--r--sysdeps/unix/sysv/linux/configure2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/configure b/sysdeps/unix/sysv/linux/configure
index 1a345c4f08..b6e744bc30 100644
--- a/sysdeps/unix/sysv/linux/configure
+++ b/sysdeps/unix/sysv/linux/configure
@@ -5,7 +5,7 @@
 #   /lib/modules/$(uname -r)/build/include
 # Check whether this directory is available.
 if test -z "$sysheaders" &&
-   test $cross_compiling" = no &&
+   test "x$cross_compiling" = xno &&
    test -d /lib/modules/`uname -r`/build/include; then
   sysheaders="/lib/modules/`uname -r`/build/include"
   ccheaders=`$CC -print-file-name=include`