Index: pkgsrc/pkgtools/libnbcompat/files/nbcompat/limits.h
===================================================================
--- pkgsrc.orig/pkgtools/libnbcompat/files/nbcompat/limits.h
+++ pkgsrc/pkgtools/libnbcompat/files/nbcompat/limits.h
@@ -43,6 +43,11 @@
 # include <limits.h>
 #endif
 
+/* Needed for glibc 2.8 */
+#ifdef HAVE_SYS_PARAM_H
+# include <sys/param.h>
+#endif
+
 /*
  * Declare functions and macros that may be missing in <limits.h>.
  */
@@ -77,4 +82,8 @@
 # define UID_MAX	2147483647U  /* max value for a uid_t (2^31-2) */
 #endif
 
+#if !defined(ARG_MAX) && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 8) )
+# define ARG_MAX sysconf(_SC_ARG_MAX)
+#endif
+
 #endif	/* !_NBCOMPAT_LIMITS_H_ */