[fusl] clang-format fusl

fusl/src/misc/basename.c

 #include <string.h>
 #include <libgen.h>
 #include "libc.h"
 
-char *basename(char *s)
-{
-        size_t i;
-        if (!s || !*s) return ".";
-        i = strlen(s)-1;
-        for (; i&&s[i]=='/'; i--) s[i] = 0;
-        for (; i&&s[i-1]!='/'; i--);
-        return s+i;
+char* basename(char* s) {
+  size_t i;
+  if (!s || !*s)
+    return ".";
+  i = strlen(s) - 1;
+  for (; i && s[i] == '/'; i--)
+    s[i] = 0;
+  for (; i && s[i - 1] != '/'; i--)
+    ;
+  return s + i;
 }
 
 weak_alias(basename, __xpg_basename);