updated for version 7.2-168
diff --git a/src/os_unix.c b/src/os_unix.c
index 703b932..d5e6812 100644
--- a/src/os_unix.c
+++ b/src/os_unix.c
@@ -199,7 +199,9 @@
#endif
#ifndef SIG_ERR
-# define SIG_ERR ((RETSIGTYPE (*)())-1)
+# ifndef S_SPLINT_S
+# define SIG_ERR ((RETSIGTYPE (*)())-1)
+# endif
#endif
/* volatile because it is used in signal handler sig_winch(). */
@@ -441,7 +443,9 @@
#if defined(HAVE_TOTAL_MEM) || defined(PROTO)
# ifdef HAVE_SYS_RESOURCE_H
-# include <sys/resource.h>
+# ifndef S_SPLINT_S /* splint crashes on bits/resource.h */
+# include <sys/resource.h>
+# endif
# endif
# if defined(HAVE_SYS_SYSCTL_H) && defined(HAVE_SYSCTL)
# include <sys/sysctl.h>