X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fpch.h;h=9864bc017614d865c94b1951ba626312385805a6;hb=b1a87cc7781bd11d9481b69e96eb67b2d637e167;hp=2a173f2b34ef24ba04bd6e8ecb8acad67d6d00b9;hpb=ec94b42f515c771687a2f0b8ba9fb306081aaf47;p=lyx.git

diff --git a/src/frontends/pch.h b/src/frontends/pch.h
index 2a173f2b34..9864bc0176 100644
--- a/src/frontends/pch.h
+++ b/src/frontends/pch.h
@@ -7,8 +7,12 @@
 #include <boost/signals/trackable.hpp>
 #include <boost/utility.hpp>
 
-#include <sys/time.h>
-#include <unistd.h>
+#ifdef HAVE_SYS_TIME_H
+# include <sys/time.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
 
 #include <limits>
 #include <map>