https://bugs.gentoo.org/976321

--- a/lpsolve55/ccc
+++ b/lpsolve55/ccc
@@ -1,6 +1,8 @@
 :
 src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../colamd/colamd.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
 c=${CC:-cc}
+ar=${AR:-ar}
+ranlib=${RANLIB:-ranlib}
 
 MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
 
@@ -42,8 +44,8 @@ fi
 opts='-O3'
 
 $c -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
-ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
-ranlib bin/$PLATFORM/liblpsolve55.a
+$ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
+$ranlib bin/$PLATFORM/liblpsolve55.a
 
 if [ "$so" != "" ]
 then