X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=simgear%2Ftiming%2Fsg_time.cxx;h=d32302ee1eef9c5575a5595f82ea612ea1ce734d;hb=b47d1ad5fd8ed111cae99c1f65f5bb65a5371501;hp=676251ba2e52cf3d4e0df65a6c8ecd5e2ea37648;hpb=2a2e2716bdfbecb3494ab935171ed6224a178470;p=simgear.git

diff --git a/simgear/timing/sg_time.cxx b/simgear/timing/sg_time.cxx
index 676251ba..d32302ee 100644
--- a/simgear/timing/sg_time.cxx
+++ b/simgear/timing/sg_time.cxx
@@ -59,6 +59,7 @@
 #define DEGHR(x)        ((x)/15.)
 #define RADHR(x)        DEGHR(x*SGD_RADIANS_TO_DEGREES)
 
+using std::string;
 
 static const double MJD0    = 2415020.0;
 static const double J2000   = 2451545.0 - MJD0;