Fix compilation on GNU Hurd systems

On GNU Hurd systems PIPE_BUF and PATH_MAX are not defined, and
the compilation fails. This patch defines them if they aren't.

1 files changed, 11 insertions, 0 deletions

diff --git a/util.h b/util.h
index 9048c82..2520678 100644
--- a/util.h
+++ b/util.h
@@ -35,3 +35,14 @@ static void *memrchr(const void *m, int c, size_t n)
 #endif
 
 #endif /* UTIL_H */
+
+
+/* Needed for building on Hurd */
+
+#ifndef PIPE_BUF
+#define PIPE_BUF 4096
+#endif
+
+#ifndef PATH_MAX
+#define PATH_MAX 4096
+#endif
\ No newline at end of file