formatting changes

Manual format adjustments.
Comment adjustments.
Remove usage of the register keyword.

1 files changed, 13 insertions, 16 deletions

diff --git a/src/socket_tcp.c b/src/socket_tcp.c
index 70ada37..f350330 100644
--- a/src/socket_tcp.c
+++ b/src/socket_tcp.c
@@ -15,54 +15,51 @@
 #endif
 
 /**
-	@file socket_tcp.c
-	@author djb, fefe, feh
-	@source ucspi-tcp6
-	@brief setup TCP stream socket
+  @file socket_tcp.c
+  @author djb, fefe, feh
+  @source ucspi-tcp6
+  @brief setup TCP stream socket
 */
 
 int socket_tcp4(void)
 {
-  int s;
-
-  s = socket(AF_INET, SOCK_STREAM, 0);
-  if (s != -1)
+  int s = socket(AF_INET, SOCK_STREAM, 0);
+  if (s != -1) {
     if (ndelay_on(s) == -1) {
       close(s);
       return -1;
     }
+  }
 
   return s;
 }
 
 int socket_tcp6(void)
 {
-  int s;
-
-  s = socket(AF_INET6, SOCK_STREAM, 0);
-  if (s != -1)
+  int s = socket(AF_INET6, SOCK_STREAM, 0);
+  if (s != -1) {
     if (ndelay_on(s) == -1) {
       close(s);
       return -1;
     }
+  }
 
   return s;
 }
 
 int socket_tcp(void)
 {
-  int s;
-
-  s = socket(AF_INET6, SOCK_STREAM, 0);
+  int s = socket(AF_INET6, SOCK_STREAM, 0);
   if (s == -1)
     if (errno == EINVAL || errno == EAFNOSUPPORT || errno == EPROTO || errno == EPROTONOSUPPORT)
       s = socket(AF_INET, SOCK_STREAM, 0);
 
-  if (s != -1)
+  if (s != -1) {
     if (ndelay_on(s) == -1) {
       close(s);
       return -1;
     }
+  }
 
   return s;
 }