diff --git a/lib/libc/i386/gen/setjmp.S b/lib/libc/i386/gen/setjmp.S
--- a/lib/libc/i386/gen/setjmp.S
+++ b/lib/libc/i386/gen/setjmp.S
@@ -49,7 +49,7 @@
 	pushl	%eax			/* (sigset_t*)oset */
 	pushl	$0			/* (sigset_t*)set  */
 	pushl	$1			/* SIG_BLOCK       */
-	call	__libc_sigprocmask
+	call	PIC_PLT(__libc_sigprocmask)
 	addl	$12,%esp
 	movl	4(%esp),%ecx
 	movl	0(%esp),%edx
@@ -71,7 +71,7 @@
 	leal	28(%edx), %eax
 	pushl	%eax			/* (sigset_t*)set  */
 	pushl	$3			/* SIG_SETMASK     */
-	call	__libc_sigprocmask
+	call	PIC_PLT(__libc_sigprocmask)
 	addl	$12,%esp
 	movl	4(%esp),%edx
 	movl	8(%esp),%eax
diff --git a/lib/libc/i386/gen/sigsetjmp.S b/lib/libc/i386/gen/sigsetjmp.S
--- a/lib/libc/i386/gen/sigsetjmp.S
+++ b/lib/libc/i386/gen/sigsetjmp.S
@@ -59,7 +59,7 @@
 	pushl	%eax			/* (sigset_t*)oset */
 	pushl	$0			/* (sigset_t*)set  */
 	pushl	$1			/* SIG_BLOCK       */
-	call	__libc_sigprocmask
+	call	PIC_PLT(__libc_sigprocmask)
 	addl	$12,%esp
 	movl	4(%esp),%ecx
 2:	movl	0(%esp),%edx
@@ -83,7 +83,7 @@
 	leal	28(%edx), %eax
 	pushl	%eax			/* (sigset_t*)set  */
 	pushl	$3			/* SIG_SETMASK     */
-	call	__libc_sigprocmask
+	call	PIC_PLT(__libc_sigprocmask)
 	addl	$12,%esp
 	movl	4(%esp),%edx
 2:	movl	8(%esp),%eax
diff --git a/lib/libc/include/libc_private.h b/lib/libc/include/libc_private.h
--- a/lib/libc/include/libc_private.h
+++ b/lib/libc/include/libc_private.h
@@ -410,10 +410,9 @@
 int		__sys_shm_open2(const char *, int, __mode_t, int, const char *);
 
 int		__libc_sigaction(int, const struct sigaction *,
-		    struct sigaction *) __hidden;
-int		__libc_sigprocmask(int, const __sigset_t *, __sigset_t *)
-		    __hidden;
-int		__libc_sigsuspend(const __sigset_t *) __hidden;
+		    struct sigaction *);
+int		__libc_sigprocmask(int, const __sigset_t *, __sigset_t *);
+int		__libc_sigsuspend(const __sigset_t *);
 int		__libc_sigwait(const __sigset_t * __restrict,
 		    int * restrict sig);
 int		__libc_system(const char *);
diff --git a/lib/libsys/Symbol.map b/lib/libsys/Symbol.map
--- a/lib/libsys/Symbol.map
+++ b/lib/libsys/Symbol.map
@@ -2,6 +2,9 @@
 	__elf_aux_vector;
 	__getosreldate;
 	__init_elf_aux_vector;
+	__libc_sigaction;
+	__libc_sigprocmask;
+	__libc_sigsuspend;
 	__realpathat;
 	_elf_aux_info;
 	freebsd11_fstat;