1 files changed, 1 insertions, 0 deletions
diff --git a/deflateInit2.3 b/deflateInit2.3
index 416cd39..9f22332 100644
--- a/deflateInit2.3
+++ b/deflateInit2.3
@@ -10,6 +10,7 @@
 .Lb libz
 .
 .Sh SYNOPSIS
+.In zlib.h
 .Ft int
 .Fo deflateInit2
 .Fa "z_streamp strm"