Add some headers to fix the build on OpenBSD

https://github.com/fish-shell/fish-shell/issues/616

1 files changed, 2 insertions, 0 deletions

diff --git a/expand.cpp b/expand.cpp
index a653adf4..886087f6 100644
--- a/expand.cpp
+++ b/expand.cpp
@@ -15,6 +15,8 @@ parameter expansion.
 #include <errno.h>
 #include <pwd.h>
 #include <unistd.h>
+#include <limits.h>
+#include <sys/param.h>
 #include <sys/types.h>
 #include <sys/sysctl.h>
 #include <termios.h>