Fix quoting

diff --git a/m4/pdns_pie.m4 b/m4/pdns_pie.m4
index ef41be5472414b551df8ba36283cef3b5f6ef7a5..ce3e692c59d11e0ae45f442a532b01cebf8e57d6 100644 (file)
--- a/m4/pdns_pie.m4
+++ b/m4/pdns_pie.m4
@@ -32,7 +32,7 @@ AC_DEFUN([AC_CC_PIE],[
           PIE_LDFLAGS="-pie"
           ], [
             dnl some versions of clang require -Wl,-pie instead of -pie
-            gl_COMPILER_OPTION_IF(["-Wl,-pie"], [
+            gl_COMPILER_OPTION_IF([[-Wl,-pie]], [
               PIE_LDFLAGS="-Wl,-pie"
             ])
           ]