From d979cd4fcd4f011b1da8a7c622b47a21ab346fc9 Mon Sep 17 00:00:00 2001
From: Sam Hocevar <sam@hocevar.net>
Date: Wed, 5 Nov 2014 00:23:12 +0000
Subject: [PATCH] build: fix a few compilation warnings.

---
 src/common/fd.c     | 4 ++--
 src/libzzuf/debug.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/common/fd.c b/src/common/fd.c
index fcb755f..f20542e 100644
--- a/src/common/fd.c
+++ b/src/common/fd.c
@@ -72,13 +72,13 @@ static int maxfd, nfiles;
 /* Spinlock. This variable protects the fds variable. */
 static volatile int fd_spinlock = 0;
 
-static void fd_lock()
+static void fd_lock(void)
 {
     while (__sync_lock_test_and_set(&fd_spinlock, 1))
         ;
 }
 
-static void fd_unlock()
+static void fd_unlock(void)
 {
     __sync_synchronize();
     fd_spinlock = 0;
diff --git a/src/libzzuf/debug.c b/src/libzzuf/debug.c
index 3fe0e2a..ab5ed51 100644
--- a/src/libzzuf/debug.c
+++ b/src/libzzuf/debug.c
@@ -47,7 +47,7 @@ static void mydebug(char const *format, va_list args);
         char buf[128], *b = buf + 127; \
         if (i <= 0) \
             append((i = 1 + ~i) ? "-" : "0", 1); /* XXX: hack here */ \
-        if (i < 0) \
+        if (i + 1 <= 0) \
         { \
             i = 1 + ~(i + base); /* XXX: special case for INT_MIN */ \
             *b-- = hex2char[i % base]; \