Fix windows build

diff --git a/ext/sqlite/sqlite.c b/ext/sqlite/sqlite.c
index aaf482b6d8bea394c31fe97b132f818c5b0de8cc..de60030cf22001c73021721647dab7f7d46a769b 100644 (file)
--- a/ext/sqlite/sqlite.c
+++ b/ext/sqlite/sqlite.c
@@ -34,7 +34,9 @@
 #if HAVE_TIME_H
 # include <time.h>
 #endif
+#if HAVE_UNISTD_H
 #include <unistd.h>
+#endif
 
 #include <sqlite.h>