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Diffstat (limited to 'Build/source/texk/xdvik/m4/xdvi-func-setsid-in-fork.m4')
-rw-r--r--Build/source/texk/xdvik/m4/xdvi-func-setsid-in-fork.m45
1 files changed, 4 insertions, 1 deletions
diff --git a/Build/source/texk/xdvik/m4/xdvi-func-setsid-in-fork.m4 b/Build/source/texk/xdvik/m4/xdvi-func-setsid-in-fork.m4
index 8fa2fcb9dc2..2cd6a5befa7 100644
--- a/Build/source/texk/xdvik/m4/xdvi-func-setsid-in-fork.m4
+++ b/Build/source/texk/xdvik/m4/xdvi-func-setsid-in-fork.m4
@@ -22,6 +22,9 @@ AC_DEFUN([XDVI_FUNC_SETSID_IN_VFORK],
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
+#ifdef HAVE_SYS_WAIT_H
+#include <sys/wait.h>
+#endif
#ifdef HAVE_VFORK_H
#include <vfork.h>
#endif]],
@@ -40,7 +43,7 @@ AC_DEFUN([XDVI_FUNC_SETSID_IN_VFORK],
while (wait(&status) != child)
;
- exit(
+ _exit(
/* Was there some problem with vforking? */
child < 0