fix ptrdiff_t and _GNU_SOURCE detection

[m6w6/ext-psi] / m4 / psi / psi.m4

diff --git a/m4/psi/psi.m4 b/m4/psi/psi.m4
index 96c648e480918283681a11a95fd4103153023d00..4012ec1c782e5e24d45718a29a6d64a41afbd077 100644 (file)
--- a/m4/psi/psi.m4
+++ b/m4/psi/psi.m4
@@ -191,7 +191,8 @@ AC_DEFUN(PSI_PTHREAD, [
 dnl PSI_INCLUDES()
 dnl Expands to a complete list of include statements including
 dnl AC_INCLUDES_DEFAULT().
-AC_DEFUN(PSI_INCLUDES, [#define PSI_INCLUDES
+AC_DEFUN(PSI_INCLUDES, [dnl
+#define PSI_INCLUDES
 #ifndef _GNU_SOURCE
 # define _GNU_SOURCE
 #endif