FG_HAVE_STD_INCLUDES -> SG_HAVE_STD_INCLUDES

diff --git a/src/Airports/runways.hxx b/src/Airports/runways.hxx
index 204889d9e59fe32ec01968fc0ff1557808d6178e..4b6e5e3d131ffda22a196fb72e1cd993ccfb8dbd 100644 (file)
--- a/src/Airports/runways.hxx
+++ b/src/Airports/runways.hxx
@@ -36,7 +36,7 @@
 
 #include <simgear/compiler.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <istream>
 #elif defined( FG_HAVE_NATIVE_SGI_COMPILERS )
 #  include <iostream.h>

diff --git a/src/Airports/simple.hxx b/src/Airports/simple.hxx
index a3c75799356e85008c827a5b80481e239166b925..e4d3711965aee0a1da8f9c8e5d75e24cd1e409af 100644 (file)
--- a/src/Airports/simple.hxx
+++ b/src/Airports/simple.hxx
@@ -38,7 +38,7 @@
 
 #include <simgear/compiler.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <istream>
 #elif defined( FG_HAVE_NATIVE_SGI_COMPILERS )
 #  include <iostream.h>

diff --git a/src/FDM/JSBSim/FGAerodynamics.h b/src/FDM/JSBSim/FGAerodynamics.h
index 842eba5f4fff2192eebbfac3e2185bcb1e28e47a..cc29cb7e6abd5b0942e612141ad44a76db1eacfc 100644 (file)
--- a/src/FDM/JSBSim/FGAerodynamics.h
+++ b/src/FDM/JSBSim/FGAerodynamics.h
@@ -40,7 +40,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/FGAircraft.cpp b/src/FDM/JSBSim/FGAircraft.cpp
index 1c06fc673814e3e3e7a57272bfc8d66fe0604e0d..566d324ec706c5f41f8b7d219858ca2bff52b742 100644 (file)
--- a/src/FDM/JSBSim/FGAircraft.cpp
+++ b/src/FDM/JSBSim/FGAircraft.cpp
@@ -109,7 +109,7 @@ INCLUDES
 #  ifndef __BORLANDC__
 #    include <simgear/compiler.h>
 #  endif
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <cmath>
 #  else
 #    include <math.h>

diff --git a/src/FDM/JSBSim/FGAircraft.h b/src/FDM/JSBSim/FGAircraft.h
index f1cb4c96691faa0f47706f28b808602ab3a22b75..c1b22e59075f419e52070e63c3092f9cc84d64c0 100644 (file)
--- a/src/FDM/JSBSim/FGAircraft.h
+++ b/src/FDM/JSBSim/FGAircraft.h
@@ -40,7 +40,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #    include <iterator>
 #    include <map>

diff --git a/src/FDM/JSBSim/FGConfigFile.h b/src/FDM/JSBSim/FGConfigFile.h
index f9106a2ed8dfeb3b2e28417f70c134fbe33369b1..60e2d57e59429e9d9c291fd996f3cc8e307640cc 100644 (file)
--- a/src/FDM/JSBSim/FGConfigFile.h
+++ b/src/FDM/JSBSim/FGConfigFile.h
@@ -40,7 +40,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <fstream>
 #  else
 #    include <fstream.h>

diff --git a/src/FDM/JSBSim/FGEngine.cpp b/src/FDM/JSBSim/FGEngine.cpp
index a00b3c9069db06af130d573393f8ffef1a943742..38b16a9097c6e7877ebdcd16a4b9f21adb858e8c 100644 (file)
--- a/src/FDM/JSBSim/FGEngine.cpp
+++ b/src/FDM/JSBSim/FGEngine.cpp
@@ -40,7 +40,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <fstream>
 #  else
 #    include <fstream.h>

diff --git a/src/FDM/JSBSim/FGFCS.h b/src/FDM/JSBSim/FGFCS.h
index 2ed40eb91d52093c8f4aab3425da6203e3387f7f..f09b12591ba0edc6a1fa04c0ac217a82014bc464 100644 (file)
--- a/src/FDM/JSBSim/FGFCS.h
+++ b/src/FDM/JSBSim/FGFCS.h
@@ -40,7 +40,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/FGFDMExec.cpp b/src/FDM/JSBSim/FGFDMExec.cpp
index 6e8964c491391bd26d70bb587a6fcd6b8ce79244..caf4b9d146d536db458105de57b1100a07593b65 100644 (file)
--- a/src/FDM/JSBSim/FGFDMExec.cpp
+++ b/src/FDM/JSBSim/FGFDMExec.cpp
@@ -40,7 +40,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <iostream>
 #    include <ctime>
 #  else

diff --git a/src/FDM/JSBSim/FGGroundReactions.h b/src/FDM/JSBSim/FGGroundReactions.h
index 5c4135ad373e10e141eb6e7866360468a1b26608..8d53309ade0a1172e02ed021f83de35ff7eb4cd2 100644 (file)
--- a/src/FDM/JSBSim/FGGroundReactions.h
+++ b/src/FDM/JSBSim/FGGroundReactions.h
@@ -44,7 +44,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/FGInertial.h b/src/FDM/JSBSim/FGInertial.h
index b1a0b299b765bfcc8b107b76ca8886f5906637c9..d025b6e08134f0d5a170fd0564f6bfb697c6cfe4 100644 (file)
--- a/src/FDM/JSBSim/FGInertial.h
+++ b/src/FDM/JSBSim/FGInertial.h
@@ -44,7 +44,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/FGMatrix.h b/src/FDM/JSBSim/FGMatrix.h
index 4e19f652a23db8343b4dbb9b5bbf1e3a365282d6..1acb572e408efd6905a5cad7bd0693e77754fa18 100644 (file)
--- a/src/FDM/JSBSim/FGMatrix.h
+++ b/src/FDM/JSBSim/FGMatrix.h
@@ -23,7 +23,7 @@ INCLUDES
 #include <stdlib.h>
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <fstream>
 #    include <cmath>
 #    include <iostream>

diff --git a/src/FDM/JSBSim/FGModel.h b/src/FDM/JSBSim/FGModel.h
index cfb00142ef7a22c87150037b0ef412cba24bff47..9c8de946f4268ee648b01f653a8ef754b54c096f 100644 (file)
--- a/src/FDM/JSBSim/FGModel.h
+++ b/src/FDM/JSBSim/FGModel.h
@@ -42,7 +42,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <iostream>
 #  else
 #    include <iostream.h>

diff --git a/src/FDM/JSBSim/FGOutput.h b/src/FDM/JSBSim/FGOutput.h
index 0e090f165ac8b4bb15d6f6ec4dcbcfb7f8c0a0fe..603fd77b256e9d69c7c764b91a0e1e8105ae73cb 100644 (file)
--- a/src/FDM/JSBSim/FGOutput.h
+++ b/src/FDM/JSBSim/FGOutput.h
@@ -42,7 +42,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <iostream>
 #    include <fstream>
 #  else

diff --git a/src/FDM/JSBSim/FGPosition.cpp b/src/FDM/JSBSim/FGPosition.cpp
index c10bb83eea7f662fe042451d832cfbc5569884ee..2a895b4c551b4403abe9e9dd173a2b55820a43b4 100644 (file)
--- a/src/FDM/JSBSim/FGPosition.cpp
+++ b/src/FDM/JSBSim/FGPosition.cpp
@@ -55,7 +55,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <cmath>
 #    include <iomanip>
 #  else

diff --git a/src/FDM/JSBSim/FGPropulsion.h b/src/FDM/JSBSim/FGPropulsion.h
index d4b260d19650089819e9a6be8df2b055d2c64c6f..c67c6a4328a201e4e290d35614c21027a7e22d51 100644 (file)
--- a/src/FDM/JSBSim/FGPropulsion.h
+++ b/src/FDM/JSBSim/FGPropulsion.h
@@ -46,7 +46,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/FGRotation.h b/src/FDM/JSBSim/FGRotation.h
index deae5c7d5447189533d07a68f4a22ffd413b802c..b33f7764210484a3c4226abc495c423e5283fdf8 100644 (file)
--- a/src/FDM/JSBSim/FGRotation.h
+++ b/src/FDM/JSBSim/FGRotation.h
@@ -58,7 +58,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <cmath>
 #  else
 #    include <math.h>

diff --git a/src/FDM/JSBSim/FGState.cpp b/src/FDM/JSBSim/FGState.cpp
index ce666ecbb210e3b3eb85034c0b89a1cb6889ced3..ec183c13cbabf074b0a942a8a1504cd7b86cff9f 100644 (file)
--- a/src/FDM/JSBSim/FGState.cpp
+++ b/src/FDM/JSBSim/FGState.cpp
@@ -38,7 +38,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <cmath>
 #  else
 #    include <math.h>

diff --git a/src/FDM/JSBSim/FGState.h b/src/FDM/JSBSim/FGState.h
index 119fb34b4e8ed236a58b8f4cea3ef3ed9b1fc562..4e0fcf67fd3f80c6b729215174931c23fbb14b38 100644 (file)
--- a/src/FDM/JSBSim/FGState.h
+++ b/src/FDM/JSBSim/FGState.h
@@ -46,7 +46,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <fstream>
 #  else
 #    include <fstream.h>

diff --git a/src/FDM/JSBSim/FGTranslation.h b/src/FDM/JSBSim/FGTranslation.h
index 1de210162379d10b630b1ee82b94f49b166a3bd8..7eb04d6f4d0c38017379763013ba43e349711019 100644 (file)
--- a/src/FDM/JSBSim/FGTranslation.h
+++ b/src/FDM/JSBSim/FGTranslation.h
@@ -58,7 +58,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <cmath>
 #  else
 #    include <math.h>

diff --git a/src/FDM/JSBSim/FGUtility.cpp b/src/FDM/JSBSim/FGUtility.cpp
index 50b13a01573c5e0567d02839d743a6b9333dd172..b837060d850dcd36e16a43adc478fbd0f55bf592 100644 (file)
--- a/src/FDM/JSBSim/FGUtility.cpp
+++ b/src/FDM/JSBSim/FGUtility.cpp
@@ -44,7 +44,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <cmath>
 #  else
 #    include <math.h>

diff --git a/src/FDM/JSBSim/FGfdmSocket.h b/src/FDM/JSBSim/FGfdmSocket.h
index 0875c43554f0795575cec5961fd5f573ecdb9c73..f40429e83fce7e401147bfcd6dd60bb956af0a6a 100644 (file)
--- a/src/FDM/JSBSim/FGfdmSocket.h
+++ b/src/FDM/JSBSim/FGfdmSocket.h
@@ -47,7 +47,7 @@ INCLUDES
 #ifdef FGFS
 #  pragma message("FGFS defined")
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <iostream>
 #    include <fstream>
 #  else

diff --git a/src/FDM/JSBSim/JSBSim.cpp b/src/FDM/JSBSim/JSBSim.cpp
index 21bd1261496b747729d44a4db5b02e548a80aa06..3d2c84d6a01de8ff55658123e75efa66ed3e3d22 100644 (file)
--- a/src/FDM/JSBSim/JSBSim.cpp
+++ b/src/FDM/JSBSim/JSBSim.cpp
@@ -105,7 +105,7 @@ USEUNIT("FGAerodynamics.cpp");
 #ifdef FGFS
 #include <simgear/compiler.h>
 #include STL_IOSTREAM
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <ctime>
 #  else
 #    include <time.h>

diff --git a/src/FDM/JSBSim/filtersjb/FGFlaps.h b/src/FDM/JSBSim/filtersjb/FGFlaps.h
index d26daaca62e729911b9ad1dc1f74e125edb4d453..ff71071d74831ae344079242ce5783056e251e7f 100644 (file)
--- a/src/FDM/JSBSim/filtersjb/FGFlaps.h
+++ b/src/FDM/JSBSim/filtersjb/FGFlaps.h
@@ -44,7 +44,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/filtersjb/FGGain.h b/src/FDM/JSBSim/filtersjb/FGGain.h
index 7e6f47bf7573d86d1ba50d67bcd18f4292aade02..d8efd9601582d8be43c203051fdbb446a572e75a 100644 (file)
--- a/src/FDM/JSBSim/filtersjb/FGGain.h
+++ b/src/FDM/JSBSim/filtersjb/FGGain.h
@@ -44,7 +44,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/FDM/JSBSim/filtersjb/FGSummer.h b/src/FDM/JSBSim/filtersjb/FGSummer.h
index 8872845b48a456c8347a1388e52ec49edbf99ddd..2ae397b341fe3249858db476243ac249a5f6a6fb 100644 (file)
--- a/src/FDM/JSBSim/filtersjb/FGSummer.h
+++ b/src/FDM/JSBSim/filtersjb/FGSummer.h
@@ -44,7 +44,7 @@ INCLUDES
 
 #ifdef FGFS
 #  include <simgear/compiler.h>
-#  ifdef FG_HAVE_STD_INCLUDES
+#  ifdef SG_HAVE_STD_INCLUDES
 #    include <vector>
 #  else
 #    include <vector.h>

diff --git a/src/Navaids/fix.hxx b/src/Navaids/fix.hxx
index a70e3251fd3321023ea448f84507b7dcf0cd9473..0915cedb84a05a431bf9f37c32730c1c2cdcf478 100644 (file)
--- a/src/Navaids/fix.hxx
+++ b/src/Navaids/fix.hxx
@@ -28,7 +28,7 @@
 #include <simgear/compiler.h>
 #include <simgear/misc/fgstream.hxx>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <istream>
 #elif defined( FG_HAVE_NATIVE_SGI_COMPILERS )
 #  include <iostream.h>

diff --git a/src/Navaids/ils.hxx b/src/Navaids/ils.hxx
index aada9a9aa78c6a6382fbb74984229f9e14e54928..8fe322596452171c4eed6888a4911d474ccc606f 100644 (file)
--- a/src/Navaids/ils.hxx
+++ b/src/Navaids/ils.hxx
@@ -29,7 +29,7 @@
 #include <simgear/math/sg_geodesy.hxx>
 #include <simgear/misc/fgstream.hxx>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <istream>
 #elif defined( FG_HAVE_NATIVE_SGI_COMPILERS )
 #  include <iostream.h>

diff --git a/src/Navaids/nav.hxx b/src/Navaids/nav.hxx
index 97a7f24815296a60901e223bcedb2f6a7fd847af..bdd83ca2e202039110d057e4eff65b711d40f734 100644 (file)
--- a/src/Navaids/nav.hxx
+++ b/src/Navaids/nav.hxx
@@ -32,7 +32,7 @@
 #include <simgear/magvar/magvar.hxx>
 #include <simgear/timing/sg_time.hxx>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <istream>
 #elif defined( FG_HAVE_NATIVE_SGI_COMPILERS )
 #  include <iostream.h>

diff --git a/src/Time/event.cxx b/src/Time/event.cxx
index 1282bafbec6f85718fe8e01eb6a063d18302b5d5..c5cb4e61a3150423e9db0d9f65881eb189942760 100644 (file)
--- a/src/Time/event.cxx
+++ b/src/Time/event.cxx
@@ -35,7 +35,7 @@
 #include STL_FUNCTIONAL
 #include STL_STRING
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <cstdio>
 #  ifdef HAVE_STDLIB_H
 #    include <cstdlib>

diff --git a/src/Time/light.cxx b/src/Time/light.cxx
index 5d3c45852c9347e8687a438b69b23917ec8ccfd8..a7dcda076d82ae371994c3f455f9eb2e02adee3c 100644 (file)
--- a/src/Time/light.cxx
+++ b/src/Time/light.cxx
@@ -39,7 +39,7 @@
 #  define exception c_exception
 #endif
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <cmath>
 #else
 #  include <math.h>

diff --git a/src/Time/moonpos.cxx b/src/Time/moonpos.cxx
index e1aebcf41f6951df0935d2d98b1446d06dbefe7d..aa8d19228a32630c9d4f7b272135932542f396c2 100644 (file)
--- a/src/Time/moonpos.cxx
+++ b/src/Time/moonpos.cxx
@@ -42,7 +42,7 @@
 
 #include <simgear/compiler.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <cmath>
 #  include <cstdio>
 #  include <ctime>

diff --git a/src/Time/moonpos.hxx b/src/Time/moonpos.hxx
index 65e544ac2cbfabc22d831d6096d3413afb903661..50120350c5600a096ef0f7987ba32edc24eccdc5 100644 (file)
--- a/src/Time/moonpos.hxx
+++ b/src/Time/moonpos.hxx
@@ -46,7 +46,7 @@
 
 #include <simgear/compiler.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <ctime>
 #  ifdef macintosh
      FG_USING_STD(time_t);

diff --git a/src/Time/sunpos.cxx b/src/Time/sunpos.cxx
index 896b0c53158e6bbacb3abaae95e52ecb1b42427f..945f8d396b7a11f84cb5586cd817f1ea9f06a866 100644 (file)
--- a/src/Time/sunpos.cxx
+++ b/src/Time/sunpos.cxx
@@ -40,7 +40,7 @@
 
 #include <simgear/compiler.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <cmath>
 #  include <cstdio>
 #  include <ctime>

diff --git a/src/Time/sunpos.hxx b/src/Time/sunpos.hxx
index 13bbd184514ef1bb9b40e94041c12997608e68bc..7d38a9abf3b0831c96d9a87f525da92742aa18c1 100644 (file)
--- a/src/Time/sunpos.hxx
+++ b/src/Time/sunpos.hxx
@@ -46,7 +46,7 @@
 
 #include <simgear/compiler.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <ctime>
 #else
 #  include <time.h>

diff --git a/src/Weather/weather.hxx b/src/Weather/weather.hxx
index 73ec55002b05eb292439f7f672eb927fe4006e15..e703d704b7ffca3a2ecd40604fc1cc3813fa00c4 100644 (file)
--- a/src/Weather/weather.hxx
+++ b/src/Weather/weather.hxx
@@ -29,7 +29,7 @@
 
 #include <simgear/xgl/xgl.h>
 
-#ifdef FG_HAVE_STD_INCLUDES
+#ifdef SG_HAVE_STD_INCLUDES
 #  include <cmath>
 #else
 #  include <math.h>