Add <float.h> include so PostGIS can compile against PostgreSQL 10

Closes #3721

git-svn-id: http://svn.osgeo.org/postgis/trunk@15347 b70326c6-7e19-0410-871a-916f4a2858ee

diff --git a/libpgcommon/gserialized_gist.h b/libpgcommon/gserialized_gist.h
index 292bb1e01c0f341de34b63a0fd1766e2f2f9df4d..b7a99fda609262a48de5cfee4a98346fc837bd39 100644 (file)
--- a/libpgcommon/gserialized_gist.h
+++ b/libpgcommon/gserialized_gist.h
@@ -1,4 +1,4 @@
-
+#include <float.h>
 /**********************************************************************
 **  GIDX structure.
 **