Include unistd.h in gzguts.h for mantis build (#11396)

adrpo · web-flow · commit e89eebd907a4 · 2023-10-18T20:30:17.000+03:00
diff --git a/OMCompiler/SimulationRuntime/ModelicaExternalC/C-Sources/zlib/gzguts.h b/OMCompiler/SimulationRuntime/ModelicaExternalC/C-Sources/zlib/gzguts.h
@@ -48,6 +48,8 @@
 #  define read _read
 #  define write _write
 #  define close _close
+#else
+#include <unistd.h>
 #endif
 
 #ifdef NO_DEFLATE       /* for compatibility with old definition */
