diff --git a/window.c b/window.c
index 6a78b81..86da9a8 100644
--- a/window.c
+++ b/window.c
@@ -11,6 +11,7 @@
 #include "edef.h"
 #include "efunc.h"
 #include "line.h"
+#include "wrapper.h"
 
 /*
  * Reposition dot in the current window to line "n". If the argument is
@@ -323,10 +324,7 @@ int splitwind(int f, int n)
 		mlwrite("Cannot split a %d line window", curwp->w_ntrows);
 		return FALSE;
 	}
-	if ((wp = (struct window *)malloc(sizeof(struct window))) == NULL) {
-		mlwrite("(OUT OF MEMORY)");
-		return FALSE;
-	}
+	wp = xmalloc(sizeof(struct window));
 	++curbp->b_nwnd;	/* Displayed twice.     */
 	wp->w_bufp = curbp;
 	wp->w_dotp = curwp->w_dotp;
diff --git a/wrapper.c b/wrapper.c
index 4bf8d7e..a3301e2 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -12,3 +12,11 @@ int xmkstemp(char *template)
 		die("Unable to create temporary file");
 	return fd;
 }
+
+void *xmalloc(size_t size)
+{
+	void *ret = malloc(size);
+	if (!ret)
+		die("Out of memory");
+	return ret;
+}
diff --git a/wrapper.h b/wrapper.h
index 0db3b8f..25f5bc0 100644
--- a/wrapper.h
+++ b/wrapper.h
@@ -3,4 +3,6 @@
 
 extern int xmkstemp(char *template);
 
+extern void *xmalloc(size_t size);
+
 #endif  /* WRAPPER_H_ */