2 files changed, 5 insertions, 3 deletions
diff --git a/acconfig.h b/acconfig.h
index 33f3d18..f17cb7f 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -1,4 +1,7 @@
-/* Define if you want rc to hand off exec errors to (e.g.) /bin/sh */
+/* Define to a suitable ssize_t. */
+#undef ssize_t
+
+/* Define if you want rc to hand off exec errors to (e.g.) /bin/sh. */
 #undef DEFAULTINTERP
 
 /* Define to the default path used if $PATH is empty when rc starts. */
@@ -54,5 +57,3 @@
 
 /* Define to release date. */
 #undef RELDATE
-
-/* eof */
diff --git a/configure.ac b/configure.ac
index bcb9e92..f81f3c1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -45,6 +45,7 @@ AC_TYPE_GETGROUPS
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 AC_TYPE_UID_T
+AC_CHECK_TYPE(ssize_t, unsigned)
 
 AC_CHECK_FUNCS(getgroups setpgrp setrlimit)