[fusl] clang-format fusl

fusl/src/stdlib/fcvt.c

 #define _GNU_SOURCE
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 
-char *fcvt(double x, int n, int *dp, int *sign)
-{
-        char tmp[1500];
-        int i, lz;
+char* fcvt(double x, int n, int* dp, int* sign) {
+  char tmp[1500];
+  int i, lz;
 
-        if (n > 1400U) n = 1400;
-        sprintf(tmp, "%.*f", n, x);
-        i = (tmp[0] == '-');
-        if (tmp[i] == '0') lz = strspn(tmp+i+2, "0");
-        else lz = -(int)strcspn(tmp+i, ".");
+  if (n > 1400U)
+    n = 1400;
+  sprintf(tmp, "%.*f", n, x);
+  i = (tmp[0] == '-');
+  if (tmp[i] == '0')
+    lz = strspn(tmp + i + 2, "0");
+  else
+    lz = -(int)strcspn(tmp + i, ".");
 
-        if (n<=lz) {
-                *sign = i;
-                *dp = 1;
-                if (n>14U) n = 14;
-                return "000000000000000"+14-n;
-        }
+  if (n <= lz) {
+    *sign = i;
+    *dp = 1;
+    if (n > 14U)
+      n = 14;
+    return "000000000000000" + 14 - n;
+  }
 
-        return ecvt(x, n-lz, dp, sign);
+  return ecvt(x, n - lz, dp, sign);
 }