Fix ports to pass generic options which work with new and old drivers

ports/mesa/nacl.patch

 diff --git a/bin/mklib b/bin/mklib
 --- a/bin/mklib
 +++ b/bin/mklib
 @@ -39,7 +39,7 @@ CPLUSPLUS=0
  STATIC=0
  DLOPEN=0
  INSTALLDIR="."
 -ARCH="auto"
 +ARCH="nacl"
  ARCHOPT=""
@@ skipping 23 matching lines @@
             # -linker was not specified so set default link command now
              if [ $CPLUSPLUS = 1 ] ; then
 -                LINK=g++
 +                LINK=${CXX} # g++
              else
 -                LINK=gcc
 +                LINK=${CC}  # gcc
              fi
         fi
  
-@@ -271,7 +276,7 @@ case $ARCH in
+@@ -271,8 +276,8 @@ case $ARCH in
          elif [ $STATIC = 1 ] ; then
              LIBNAME="lib${LIBNAME}.a"     # prefix with "lib", suffix with ".a"
              echo "mklib: Making" $ARCH "static library: " ${LIBNAME}
 -            LINK="ar"
+-            OPTS="-ru"
 +            LINK=${AR}  # "ar"
-             OPTS="-ru"
++            OPTS="ru"
              if [ "${ALTOPTS}" ] ; then
                  OPTS=${ALTOPTS}
+             fi
 @@ -285,8 +290,8 @@ case $ARCH in
                 case $OBJ in
                     *.a)
                         # extract the .o files from this .a archive
 -                       FILES=`ar t $OBJ`
 -                       ar x $OBJ
 +                       FILES=`${AR} t $OBJ`
 +                       ${AR} x $OBJ
                         NEWOBJECTS="$NEWOBJECTS $FILES"
                         # keep track of temporary .o files and delete them below
@@ skipping 150 matching lines @@
 +++ b/src/mesa/vbo/vbo_exec_array.c
 @@ -149,7 +149,7 @@ check_array_data(GLcontext *ctx, struct gl_client_array *array,
                                 array->Ptr, array->BufferObj->Name);
                    f[k] = 1.0; /* XXX replace the bad value! */
                 }
 -               //assert(!IS_INF_OR_NAN(f[k]));
 +               /* assert(!IS_INF_OR_NAN(f[k])); */
              }
           }
           break;