Try to expand bash variables

Author: oleksandr-pavlyk

conda-recipe/build.sh

@@ -6,13 +6,13 @@
 export LDFLAGS="$LDFLAGS -Wl,-rpath,$PREFIX/lib"
 
 # Intel LLVM must cooperate with compiler and sysroot from conda
-echo "--gcc-toolchain=$PREFIX --sysroot=$PREFIX/$HOST/sysroot -target $HOST" > icpx_for_conda.cfg
+echo "--gcc-toolchain=${!PREFIX} --sysroot=${!PREFIX}/${!HOST}/sysroot -target ${!HOST}" > icpx_for_conda.cfg
 export ICPXCFG="$(pwd)/icpx_for_conda.cfg"
 export ICXCFG="$(pwd)/icpx_for_conda.cfg"
 
-echo $ICPXCFG
+echo ${!ICPXCFG}
 cat $ICPXCFG
-echo $ICXCFG
+echo ${!ICXCFG}
 cat $ICXCFG
 
 if [ -e "_skbuild" ]; then