Updated source to match SDL function prototype style

src/thread/pthread/SDL_syscond.c

@@ -35,8 +35,7 @@ struct SDL_cond
 };
 
 /* Create a condition variable */
-SDL_cond *
-SDL_CreateCond(void)
+SDL_cond *SDL_CreateCond(void)
 {
     SDL_cond *cond;
 

src/thread/pthread/SDL_sysmutex.c

@@ -39,8 +39,7 @@ struct SDL_mutex
 #endif
 };
 
-SDL_mutex *
-SDL_CreateMutex(void)
+SDL_mutex *SDL_CreateMutex(void)
 {
     SDL_mutex *mutex;
     pthread_mutexattr_t attr;

src/thread/pthread/SDL_syssem.c

@@ -42,8 +42,7 @@ struct SDL_semaphore
 };
 
 /* Create a semaphore, initialized with value */
-SDL_sem *
-SDL_CreateSemaphore(Uint32 initial_value)
+SDL_sem *SDL_CreateSemaphore(Uint32 initial_value)
 {
     SDL_sem *sem = (SDL_sem *)SDL_malloc(sizeof(SDL_sem));
     if (sem != NULL) {
@@ -172,8 +171,7 @@ int SDL_SemWaitTimeout(SDL_sem *sem, Uint32 timeout)
     return retval;
 }
 
-Uint32
-SDL_SemValue(SDL_sem *sem)
+Uint32 SDL_SemValue(SDL_sem *sem)
 {
     int ret = 0;
 

src/thread/pthread/SDL_systhread.c

@@ -181,8 +181,7 @@ void SDL_SYS_SetupThread(const char *name)
 #endif
 }
 
-SDL_threadID
-SDL_ThreadID(void)
+SDL_threadID SDL_ThreadID(void)
 {
     return (SDL_threadID)pthread_self();
 }

src/thread/pthread/SDL_systls.c

@@ -30,8 +30,7 @@
 static pthread_key_t thread_local_storage = INVALID_PTHREAD_KEY;
 static SDL_bool generic_local_storage = SDL_FALSE;
 
-SDL_TLSData *
-SDL_SYS_GetTLSData(void)
+SDL_TLSData *SDL_SYS_GetTLSData(void)
 {
     if (thread_local_storage == INVALID_PTHREAD_KEY && !generic_local_storage) {
         static SDL_SpinLock lock;