--- src/nm.c	2015-08-21 14:22:37.000000000 +0200
+++ src/nm.c	2015-11-20 07:31:20.508347429 +0100
@@ -46,6 +46,21 @@
 #include <system.h>
 #include "../libebl/libeblP.h"
 
+#if !defined(__GLIBC__)
+static int obstack_printf(struct obstack *obst, const char *fmt, ...)
+{
+	char buf[1024];
+	va_list ap;
+	int len;
+
+	va_start(ap, fmt);
+	len = vsnprintf(buf, sizeof(buf), fmt, ap);
+	obstack_grow(obst, buf, len);
+	va_end(ap);
+
+	return len;
+}
+#endif
 
 /* Name and version of program.  */
 static void print_version (FILE *stream, struct argp_state *state);
