A patch for ocrad 0.22 to compile with libc++ which is now the default in OS X Mavericks.

ocrad-mavericks.diff

diff --git a/character_r11.cc b/character_r11.cc
index 9b054e1..794e9c0 100644
--- a/character_r11.cc
+++ b/character_r11.cc
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 #include <cstdio>
+#include <cstdlib>
 #include <vector>
 #include <stdint.h>
 
diff --git a/feats_test0.cc b/feats_test0.cc
index 26c755a..45b827b 100644
--- a/feats_test0.cc
+++ b/feats_test0.cc
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 #include <cstdio>
+#include <cstdlib>
 #include <vector>
 #include <stdint.h>
 
diff --git a/ocradlib.h b/ocradlib.h
index 280c5f5..2598a46 100644
--- a/ocradlib.h
+++ b/ocradlib.h
@@ -25,6 +25,8 @@
     Public License.
 */
 
+#include <stdint.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/profile.cc b/profile.cc
index d1d81e3..244bf09 100644
--- a/profile.cc
+++ b/profile.cc
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 #include <cstdio>
+#include <cstdlib>
 #include <vector>
 #include <stdint.h>
 
diff --git a/track.cc b/track.cc
index 12e2c4a..c6fa77a 100644
--- a/track.cc
+++ b/track.cc
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 #include <cstdio>
+#include <cstdlib>
 #include <vector>
 
 #include "common.h"