[glibc] Fix hurd namespace issues for internal signal functions

[glibc] Fix hurd namespace issues for internal signal functions

[Adhemerval Zanella]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=8ee2c043cfb35c48b45c7c5aed4022a8a7352bdc

commit 8ee2c043cfb35c48b45c7c5aed4022a8a7352bdc
Author: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Date:   Mon Jul 4 10:41:58 2022 -0300

    Fix hurd namespace issues for internal signal functions
    
    It was introduced by "Refactor internal-signals.h
    (a1bdd81664aa681364d)".  Use the internal symbols instead.
    
    Checked with a build for i686-gnu.

Diff:
---
 sysdeps/generic/internal-signals.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sysdeps/generic/internal-signals.h b/sysdeps/generic/internal-signals.h
index 0c8f67f1a2..ea56a02dbd 100644
--- a/sysdeps/generic/internal-signals.h
+++ b/sysdeps/generic/internal-signals.h
@@ -41,8 +41,8 @@ clear_internal_signals (sigset_t *set)
 
 typedef sigset_t internal_sigset_t;
 
-#define internal_sigemptyset(__s)            sigemptyset (__s)
-#define internal_sigaddset(__s, __i)	     sigaddset (__s, __i)
-#define internal_sigprocmask(__h, __s, __o)  sigprocmask (__h, __s, __o)
+#define internal_sigemptyset(__s)            __sigemptyset (__s)
+#define internal_sigaddset(__s, __i)         __sigaddset (__s, __i)
+#define internal_sigprocmask(__h, __s, __o)  __sigprocmask (__h, __s, __o)
 
 #endif /* __INTERNAL_SIGNALS_H  */