diff --git a/RELEASE-NOTES b/RELEASE-NOTES
index d2b9112..6acb2a4 100644
--- a/RELEASE-NOTES
+++ b/RELEASE-NOTES
@@ -22,7 +22,7 @@
   - added a decimal device (alt. to floating point w/higher precision)
   - better fix for nested file inclusion handling
   - start adding pythonista ui support (iOS)
-  - now runs under Python 2
+  - now runs under Python 2 again
 
 - nga-c
 
@@ -50,4 +50,4 @@
 - epub now has a cover image
 - added back some missing files
 - add note on enabling sockets when building on Unix
-
+- fixed typos in the glossary
diff --git a/nga-c/nga.c b/nga-c/nga.c
index a7cd475..e3ce3fe 100644
--- a/nga-c/nga.c
+++ b/nga-c/nga.c
@@ -20,9 +20,7 @@
 #include <string.h>
 #include <sys/stat.h>
 #include <sys/types.h>
-#include <sys/wait.h>
 #include <time.h>
-#include <unistd.h>
 
 #ifdef ENABLE_FLOATS
 #include <math.h>
@@ -35,6 +33,19 @@
 #include <sys/socket.h>
 #endif
 
+#ifdef ENABLE_UNIX
+#include <sys/wait.h>
+#include <unistd.h>
+#endif
+
+#ifdef _WIN32
+#define NEEDS_STRL
+#endif
+
+#ifdef _WIN64
+#define NEEDS_STRL
+#endif
+
 /* Configuration ----------------------------------------------------- */
 #define CELL int32_t
 #define CELL_MIN INT_MIN + 1