[hackers] [sbase] No need to check for a positive `argbpos' || sin

[git]

commit 574e3d48ed1bf60805f16585b4755ac733320494
Author: sin <s...@2f30.org>
Date:   Wed Jan 8 20:25:07 2014 +0000

    No need to check for a positive `argbpos'
    
    No need to deinput a separator.

diff --git a/xargs.c b/xargs.c
index 66087cf..451a053 100644
--- a/xargs.c
+++ b/xargs.c
@@ -200,7 +200,6 @@ poparg(void)
        while ((ch = inputc()) != EOF) {
                switch (ch) {
                case ' ': case '        ': case '
':
-                       deinputc(ch);
                        goto out;
                case '\'':
                        if (parsequote('\'') == -1)
@@ -223,13 +222,10 @@ poparg(void)
                }
        }
 out:
-       if (argbpos > 0) {
-               fillargbuf('