File pythia-honour-env-cxxflags.patch of Package pythia

Index: pythia8230/configure
===================================================================
--- pythia8230.orig/configure
+++ pythia8230/configure
@@ -208,7 +208,7 @@ if [ "$ARCH" != "LINUX" ] && [ "$ARCH" !
     echo "WARNING: Unknown architecture $ARCH, set as LINUX."; ARCH="LINUX"; fi
 if [ -z "$CXX" ]; then CXX="g++"; fi
 if [ -z "$CXX_COMMON" ]; then
-    CXX_COMMON="${ENABLE_DEBUG}${ENABLE_64BIT}"
+    CXX_COMMON="${CXXFLAGS} ${ENABLE_DEBUG}${ENABLE_64BIT}"
     CXX_COMMON="$CXX_COMMON -pedantic -W -Wall -Wshadow -fPIC"; fi
 if [ -z "$CXX_SHARED" ]; then
     if [ "$ARCH" = "LINUX" ];  then CXX_SHARED="-shared"; fi