@@ -65,7 +65,7 @@ else

 fi

 llvmver_prefix=`expr "$llvmver" : '\([[^0-9]]*\)'`

-llvmver_frag=${llvmver:${#llvmver_prefix}}

+llvmver_frag=${llvmver#$llvmver_prefix}

 llvmver_major=`expr "$llvmver_frag" : '\([[0-9]]*\)'`

 llvmver_frag=${llvmver_frag#*\.}

@@ -56,7 +56,7 @@ if test "x$pcreconfig" != "x"; then

     AC_MSG_RESULT([$pcre_version])

     pcrever_prefix=`expr "$pcre_version" : '\([[^0-9]]*\)'`

-    pcrever_frag=${pcre_version:${#pcrever_prefix}}

+    pcrever_frag=${pcre_version#$pcrever_prefix}

     pcrever_major=`expr "$pcrever_frag" : '\([[0-9]]*\)'`

     pcrever_frag=${pcrever_frag#*\.}