disable ms builds on x11 platforms

diff --git a/cmd/lefty/os/mswin32/Makefile.am b/cmd/lefty/os/mswin32/Makefile.am
index 651c58b65a7b24acd9917a37fbb19c45429b40d8..7a201b47622e34a5f060ee755c6f8789ccee1f32 100644 (file)
--- a/cmd/lefty/os/mswin32/Makefile.am
+++ b/cmd/lefty/os/mswin32/Makefile.am
@@ -3,7 +3,9 @@
 
 AM_CPPFLAGS = -I$(top_srcdir)/cmd/lefty
 
+if WITH_WIN32
 noinst_LTLIBRARIES = libos.la
+endif
 
 libos_la_SOURCES = io.c