error, strerror-override: Support mingw64 from Fedora 17.

[gnulib.git] / m4 / errno_h.m4

diff --git a/m4/errno_h.m4 b/m4/errno_h.m4
index 521e76e..1e76ba2 100644 (file)
--- a/m4/errno_h.m4
+++ b/m4/errno_h.m4
@@ -10,6 +10,9 @@ AC_DEFUN_ONCE([gl_HEADER_ERRNO_H],
   AC_CACHE_CHECK([for complete errno.h], [gl_cv_header_errno_h_complete], [
     AC_EGREP_CPP([booboo],[
 #include <errno.h>
+#if !defined ETXTBSY
+booboo
+#endif
 #if !defined ENOMSG
 booboo
 #endif