Hide rt_sigqueueinfo.

Bug: 19358804
Change-Id: I38a53ad64c81d0eefdd1d24599e769fd8a477a56
diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index 33e30eb..0246833 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -223,7 +223,7 @@
 int     __rt_sigprocmask:rt_sigprocmask(int, const sigset_t*, sigset_t*, size_t)  all
 int     __rt_sigsuspend:rt_sigsuspend(const sigset_t*, size_t)  all
 int     __rt_sigtimedwait:rt_sigtimedwait(const sigset_t*, struct siginfo_t*, struct timespec_t*, size_t)  all
-int     __rt_sigqueueinfo:rt_sigqueueinfo(pid_t, int, siginfo_t*)  all
+int     ___rt_sigqueueinfo:rt_sigqueueinfo(pid_t, int, siginfo_t*)  all
 int     __signalfd4:signalfd4(int, const sigset_t*, size_t, int)  all
 
 # sockets
diff --git a/libc/arch-arm/syscalls/__rt_sigqueueinfo.S b/libc/arch-arm/syscalls/___rt_sigqueueinfo.S
similarity index 78%
rename from libc/arch-arm/syscalls/__rt_sigqueueinfo.S
rename to libc/arch-arm/syscalls/___rt_sigqueueinfo.S
index c823cee..25b0d57 100644
--- a/libc/arch-arm/syscalls/__rt_sigqueueinfo.S
+++ b/libc/arch-arm/syscalls/___rt_sigqueueinfo.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(__rt_sigqueueinfo)
+ENTRY(___rt_sigqueueinfo)
     mov     ip, r7
     ldr     r7, =__NR_rt_sigqueueinfo
     swi     #0
@@ -11,4 +11,5 @@
     bxls    lr
     neg     r0, r0
     b       __set_errno_internal
-END(__rt_sigqueueinfo)
+END(___rt_sigqueueinfo)
+.hidden ___rt_sigqueueinfo
diff --git a/libc/arch-arm64/syscalls/__rt_sigqueueinfo.S b/libc/arch-arm64/syscalls/___rt_sigqueueinfo.S
similarity index 75%
rename from libc/arch-arm64/syscalls/__rt_sigqueueinfo.S
rename to libc/arch-arm64/syscalls/___rt_sigqueueinfo.S
index 2b23e18..85ea132 100644
--- a/libc/arch-arm64/syscalls/__rt_sigqueueinfo.S
+++ b/libc/arch-arm64/syscalls/___rt_sigqueueinfo.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(__rt_sigqueueinfo)
+ENTRY(___rt_sigqueueinfo)
     mov     x8, __NR_rt_sigqueueinfo
     svc     #0
 
@@ -11,5 +11,5 @@
     b.hi    __set_errno_internal
 
     ret
-END(__rt_sigqueueinfo)
-.hidden __rt_sigqueueinfo
+END(___rt_sigqueueinfo)
+.hidden ___rt_sigqueueinfo
diff --git a/libc/arch-mips/syscalls/__rt_sigqueueinfo.S b/libc/arch-mips/syscalls/___rt_sigqueueinfo.S
similarity index 78%
rename from libc/arch-mips/syscalls/__rt_sigqueueinfo.S
rename to libc/arch-mips/syscalls/___rt_sigqueueinfo.S
index a978bc4..95af36f 100644
--- a/libc/arch-mips/syscalls/__rt_sigqueueinfo.S
+++ b/libc/arch-mips/syscalls/___rt_sigqueueinfo.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(__rt_sigqueueinfo)
+ENTRY(___rt_sigqueueinfo)
     .set noreorder
     .cpload t9
     li v0, __NR_rt_sigqueueinfo
@@ -16,4 +16,5 @@
     j t9
     nop
     .set reorder
-END(__rt_sigqueueinfo)
+END(___rt_sigqueueinfo)
+.hidden ___rt_sigqueueinfo
diff --git a/libc/arch-mips64/syscalls/__rt_sigqueueinfo.S b/libc/arch-mips64/syscalls/___rt_sigqueueinfo.S
similarity index 82%
rename from libc/arch-mips64/syscalls/__rt_sigqueueinfo.S
rename to libc/arch-mips64/syscalls/___rt_sigqueueinfo.S
index e97aeba..1503f51 100644
--- a/libc/arch-mips64/syscalls/__rt_sigqueueinfo.S
+++ b/libc/arch-mips64/syscalls/___rt_sigqueueinfo.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(__rt_sigqueueinfo)
+ENTRY(___rt_sigqueueinfo)
     .set push
     .set noreorder
     li v0, __NR_rt_sigqueueinfo
@@ -22,5 +22,5 @@
     j t9
     move ra, t0
     .set pop
-END(__rt_sigqueueinfo)
-.hidden __rt_sigqueueinfo
+END(___rt_sigqueueinfo)
+.hidden ___rt_sigqueueinfo
diff --git a/libc/arch-x86/syscalls/__rt_sigqueueinfo.S b/libc/arch-x86/syscalls/___rt_sigqueueinfo.S
similarity index 89%
rename from libc/arch-x86/syscalls/__rt_sigqueueinfo.S
rename to libc/arch-x86/syscalls/___rt_sigqueueinfo.S
index 4152100..97d167f 100644
--- a/libc/arch-x86/syscalls/__rt_sigqueueinfo.S
+++ b/libc/arch-x86/syscalls/___rt_sigqueueinfo.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(__rt_sigqueueinfo)
+ENTRY(___rt_sigqueueinfo)
     pushl   %ebx
     .cfi_def_cfa_offset 8
     .cfi_rel_offset ebx, 0
@@ -28,4 +28,5 @@
     popl    %ecx
     popl    %ebx
     ret
-END(__rt_sigqueueinfo)
+END(___rt_sigqueueinfo)
+.hidden ___rt_sigqueueinfo
diff --git a/libc/arch-x86_64/syscalls/__rt_sigqueueinfo.S b/libc/arch-x86_64/syscalls/___rt_sigqueueinfo.S
similarity index 77%
rename from libc/arch-x86_64/syscalls/__rt_sigqueueinfo.S
rename to libc/arch-x86_64/syscalls/___rt_sigqueueinfo.S
index 52b6863..8c6b30b 100644
--- a/libc/arch-x86_64/syscalls/__rt_sigqueueinfo.S
+++ b/libc/arch-x86_64/syscalls/___rt_sigqueueinfo.S
@@ -2,7 +2,7 @@
 
 #include <private/bionic_asm.h>
 
-ENTRY(__rt_sigqueueinfo)
+ENTRY(___rt_sigqueueinfo)
     movl    $__NR_rt_sigqueueinfo, %eax
     syscall
     cmpq    $-MAX_ERRNO, %rax
@@ -12,5 +12,5 @@
     call    __set_errno_internal
 1:
     ret
-END(__rt_sigqueueinfo)
-.hidden __rt_sigqueueinfo
+END(___rt_sigqueueinfo)
+.hidden ___rt_sigqueueinfo
diff --git a/libc/bionic/sigqueue.cpp b/libc/bionic/sigqueue.cpp
index 39c8798..8741460 100644
--- a/libc/bionic/sigqueue.cpp
+++ b/libc/bionic/sigqueue.cpp
@@ -31,7 +31,7 @@
 #include <sys/types.h>
 #include <unistd.h>
 
-extern "C" int __rt_sigqueueinfo(pid_t, int, siginfo_t*);
+extern "C" int ___rt_sigqueueinfo(pid_t, int, siginfo_t*);
 
 int sigqueue(pid_t pid, int signo, const sigval value) {
   siginfo_t info;
@@ -42,5 +42,5 @@
   info.si_uid = getuid();
   info.si_value = value;
 
-  return __rt_sigqueueinfo(pid, signo, &info);
+  return ___rt_sigqueueinfo(pid, signo, &info);
 }