patches/glibc: allows glibc2.9 to be compiled with binutils 2.20

the configure script had to be modified to accept as/ld at versions greater
than 2.19
Signed-off-by: Frederic Roussel <fr.frasc@gmail.com>

 --- binutils/ld/ldmain.c

 +++ binutils/ld/ldmain.c

 @@ -293,2 +293,3 @@ main (int argc, char **argv)

    link_info.combreloc = TRUE;

 +  link_info.relro = TRUE;

    link_info.strip_discarded = TRUE;