[hackers] [sbase] Fix syntax error in sort(1) || FRIGN

[git]

commit cf103f0c3fb15ca30ff7a04545c28b61bd8720a8
Author: FRIGN <d...@frign.de>
Date:   Mon Mar 23 20:30:07 2015 +0100

    Fix syntax error in sort(1)
    
    Somehow went unnoticed...

diff --git a/sort.c b/sort.c
index cea25aa..87d5d3b 100644
--- a/sort.c
+++ b/sort.c
@@ -114,7 +114,7 @@ linecmp(const char **a, const char **b)
 static int
 parse_flags(char **s, int *flags, int bflag)
 {
-       while (isalpha((int)**s))
+       while (isalpha((int)**s)) {
                switch (*((*s)++)) {
                case 'b':
                        *flags |= bflag;