sigqueue.c: do not use __libc_X name internally

__libc_X names are intended to be used in other uClibc provided libs,
but not in libc.
Mark the syscall __always_inline.

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libc/sysdeps/linux/common/sigqueue.c

@@ -27,8 +27,8 @@
 
 #ifdef __NR_rt_sigqueueinfo
 
-# define __NR___libc_rt_sigqueueinfo __NR_rt_sigqueueinfo
+# define __NR___syscall_rt_sigqueueinfo __NR_rt_sigqueueinfo
-static __inline__ _syscall3(int, __libc_rt_sigqueueinfo, pid_t, pid, int, sig, void*, value)
+static __always_inline _syscall3(int, __syscall_rt_sigqueueinfo, pid_t, pid, int, sig, void*, value)
 
 /* Return any pending signal or wait for one for the given time.  */
 int sigqueue (pid_t pid, int sig, const union sigval val)
@@ -45,7 +45,7 @@ int sigqueue (pid_t pid, int sig, const union sigval val)
   info.si_uid = getuid ();
   info.si_value = val;
 
-  return __libc_rt_sigqueueinfo(pid, sig, &info);
+  return __syscall_rt_sigqueueinfo(pid, sig, &info);
 }
 
 #endif