curl tool: reviewed code moved to tool_*.[ch] files

my_setopt and my_setopt_str no longer ignores curl_easy_setopt result.

Fixed some OOM handling issues.

packages/Symbian/group/curl.mmp

@@ -11,8 +11,8 @@ SOURCE \
     main.c hugehelp.c urlglob.c writeout.c writeenv.c \
     getpass.c homedir.c curlutil.c xattr.c \
     tool_bname.c tool_cfgable.c tool_convert.c tool_dirhie.c \
-    tool_doswin.c tool_mfiles.c tool_msgs.c tool_myfunc.c \
-    tool_vms.c
+    tool_doswin.c tool_easysrc.c tool_mfiles.c tool_msgs.c \
+    tool_myfunc.c tool_progress.c tool_setopt.c tool_vms.c
 
 SOURCEPATH  ../../../lib
 SOURCE \