- added two small fixes to Do-compile script

Build-tools/Do-compile:
   - actually add the with-other-libc option to the config options when set
   - fixed some odd-placed quotation marks in the configure line

Build-tools/Do-compile

@@ -159,7 +159,8 @@ if ($opt_stage <= 1)
   }
   if ($opt_with_other_libc)
   {
-    $opt_with_other_libc = "--with-other-libc=$opt_with_other_libc";
+    $opt_with_other_libc= "--with-other-libc=$opt_with_other_libc";
+    $opt_config_options.= " $opt_with_other_libc";
   }
   if (!$opt_enable_shared)
   {
@@ -181,7 +182,7 @@ if ($opt_stage <= 1)
   {
     $opt_config_options.= " --with-libwrap"
   }
-  check_system("$opt_config_env ./configure --prefix=/usr/local/mysql \"--with-comment=Official MySQL$opt_version_suffix binary\" --with-extra-charsets=complex \"--with-server-suffix=$opt_version_suffix\" --enable-thread-safe-client --enable-local-infile $opt_config_options","Thank you for choosing MySQL");
+  check_system("$opt_config_env ./configure --prefix=/usr/local/mysql --with-comment=\"Official MySQL$opt_version_suffix binary\" --with-extra-charsets=complex --with-server-suffix=\"$opt_version_suffix\" --enable-thread-safe-client --enable-local-infile $opt_config_options","Thank you for choosing MySQL");
   if (-d "$pwd/$host/include-mysql")
   {
     safe_system("cp -r $pwd/$host/include-mysql/* $pwd/$host/$ver/include");