0.8.13.22:

Been a while since I've done this...
	... add forgotten waitpid-macros.c file from previous commit

contrib/sb-posix/alien/waitpid-macros.c

@@ -0,0 +1,29 @@
+#include <sys/types.h>
+#include <sys/wait.h>
+
+int wifexited(int status) {
+    return WIFEXITED(status);
+}
+
+int wexitstatus(int status) {
+    return WEXITSTATUS(status);
+}
+
+int wifsignaled(int status) {
+    return WIFSIGNALED(status);
+}
+
+int wtermsig(int status) {
+    return WTERMSIG(status);
+}
+
+int wifstopped(int status) {
+    return WIFSTOPPED(status);
+}
+
+int wstopsig(int status) {
+    return WSTOPSIG(status);
+}
+
+/* FIXME: POSIX also defines WIFCONTINUED, but that appears not to
+   exist on at least Linux... */

version.lisp-expr

@@ -17,4 +17,4 @@
 ;;; checkins which aren't released. (And occasionally for internal
 ;;; versions, especially for internal versions off the main CVS
 ;;; branch, it gets hairier, e.g. "0.pre7.14.flaky4.13".)
-"0.8.13.22"
+"0.8.13.23"