make "make distcheck" work

[lyx.git] / src / support / os2_defines.h

diff --git a/src/support/os2_defines.h b/src/support/os2_defines.h
index 70526093d5e9bb15fd41a53aead7be04a39a934d..b960155261d6fedf0c06f90c569f019c00542f7e 100644 (file)
--- a/src/support/os2_defines.h
+++ b/src/support/os2_defines.h
@@ -23,7 +23,9 @@ inline int readlink(const char *, char *, size_t) {return -1;}
 #define readlink(s, t, l) (-1)
 #endif
 #include <process.h>
-#include <unistd.h>
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
 #include <X11/Xlocale.h>
 /* #include <malloc.h> */
 #define lstat stat