diff --git a/NEWS b/NEWS
index 822a88be..326435d0 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,7 @@ procps-ng-3.3.14
   * pgrep: Don't segfault on non match                     Debian #894917
   * pgrep/pkill: Revert so matches all namespaces          issue #91
   * free: Fix scaling on 32-bit systems                    issue #89
+  * library: Build on non-glibc systems                    issue #88
 
 procps-ng-3.3.13
 ----------------
diff --git a/proc/numa.h b/proc/numa.h
index c198d9dc..ef647c53 100644
--- a/proc/numa.h
+++ b/proc/numa.h
@@ -20,9 +20,9 @@
 #ifndef PROCPS_NUMA_H
 #define PROCPS_NUMA_H
 
-#include <features.h>
+#include "procps.h"
 
-__BEGIN_DECLS
+EXTERN_C_BEGIN
 
 void numa_init (void);
 void numa_uninit (void);
@@ -30,6 +30,6 @@ void numa_uninit (void);
 extern int (*numa_max_node) (void);
 extern int (*numa_node_of_cpu) (int);
 
-__END_DECLS
+EXTERN_C_END
 
 #endif
diff --git a/procio.c b/procio.c
index 479243e0..ad9b4de6 100644
--- a/procio.c
+++ b/procio.c
@@ -24,7 +24,6 @@
 #endif
 #include <errno.h>
 #include <fcntl.h>
-#include <libio.h>
 #include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>