Fixing part of the cygwin-installation.

The shared BMWlibs cannot be built at the moment since libcuba is built static only.
I am still thinking about including the C-part of Cuba into the BMWlibs
if T.Hahn would not add shared library support to it.

configure.ac

@@ -478,8 +478,8 @@ dnl -----------------------------------------------
 dnl Specify the files that are going to be created by configure
 dnl -----------------------------------------------
 
-AM_CONDITIONAL([BMW_OPT], [test "${BUILD_BMW_LIBS}" -eq 1])
-AM_CONDITIONAL([AS_OPT], [test "${BUILD_AS_LIBS}" -eq 1])
+AM_CONDITIONAL([BUILD_BMWLIBS], [test "${BUILD_BMW_LIBS}" -eq 1])
+AM_CONDITIONAL([BUILD_ASLIBS], [test "${BUILD_AS_LIBS}" -eq 1])
 
 AC_CONFIG_FILES([Makefile \
                  src/Makefile \

src/external/BMWIntegrator/BMWIntegrator.h

@@ -36,6 +36,7 @@
 #include "Math/GSLMCIntegrator.h"
 #include "TMath.h"
 
+#include <cmath>
 #include <vector>
 
 using namespace std;

src/external/Makefile.am

@@ -1,8 +1,8 @@
-if AS_OPT
+if BUILD_ASLIBS
   ASDIRS = Nonlocal
 endif
 
-if BMW_OPT
+if BUILD_BMWLIBS
   BMWDIRS = TFitPofB-lib \
             libLFRelaxation \
             libGapIntegrals \

src/musrgui/musrgui.pro

@@ -5,7 +5,6 @@ macx:target.path = /Applications
 
 exists( /usr/bin/cygwin1.dll ) {
       QMAKE_LFLAGS_SHAPP = -Wl,--enable-auto-import
-      TARGET = musrgui.exe
 }
 
 INSTALLS += target