4 files changed, 12 insertions, 12 deletions
diff --git a/src/unistd/preadn.c b/src/unistd/preadn.c
index d7da108..3940927 100644
--- a/src/unistd/preadn.c
+++ b/src/unistd/preadn.c
@@ -49,7 +49,7 @@ ssize_t preadn(int fd, void* buf, size_t nbyte, off_t offset)
   int saved_errno = 0;
   
   sigfillset(&mask);
-  sigprocmask(SIG_BLOCK, &mask, &oldmask);
+  pthread_sigmask(SIG_BLOCK, &mask, &oldmask);
   
   while (nbyte)
     {
@@ -64,11 +64,11 @@ ssize_t preadn(int fd, void* buf, size_t nbyte, off_t offset)
       buffer += r;
     }
 
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   return n;
  fail:
   errno = saved_errno;
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   saved_errno = errno;
   return -1;
 }
diff --git a/src/unistd/pwriten.c b/src/unistd/pwriten.c
index fefe537..91deb37 100644
--- a/src/unistd/pwriten.c
+++ b/src/unistd/pwriten.c
@@ -49,7 +49,7 @@ ssize_t pwriten(int fd, const void* buf, size_t nbyte, off_t offset)
   int saved_errno = 0;
   
   sigfillset(&mask);
-  sigprocmask(SIG_BLOCK, &mask, &oldmask);
+  pthread_sigmask(SIG_BLOCK, &mask, &oldmask);
   
   while (nbyte)
     {
@@ -64,11 +64,11 @@ ssize_t pwriten(int fd, const void* buf, size_t nbyte, off_t offset)
       buffer += r;
     }
 
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   return n;
  fail:
   errno = saved_errno;
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   saved_errno = errno;
   return -1;
 }
diff --git a/src/unistd/readn.c b/src/unistd/readn.c
index b50abe5..e607f8d 100644
--- a/src/unistd/readn.c
+++ b/src/unistd/readn.c
@@ -48,7 +48,7 @@ ssize_t readn(int fd, void* buf, size_t nbyte)
   int saved_errno = 0;
   
   sigfillset(&mask);
-  sigprocmask(SIG_BLOCK, &mask, &oldmask);
+  pthread_sigmask(SIG_BLOCK, &mask, &oldmask);
   
   while (nbyte)
     {
@@ -62,11 +62,11 @@ ssize_t readn(int fd, void* buf, size_t nbyte)
       buffer += r;
     }
 
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   return n;
  fail:
   errno = saved_errno;
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   saved_errno = errno;
   return -1;
 }
diff --git a/src/unistd/writen.c b/src/unistd/writen.c
index 8082b00..3698d8a 100644
--- a/src/unistd/writen.c
+++ b/src/unistd/writen.c
@@ -48,7 +48,7 @@ ssize_t writen(int fd, const void* buf, size_t nbyte);
   int saved_errno = 0;
   
   sigfillset(&mask);
-  sigprocmask(SIG_BLOCK, &mask, &oldmask);
+  pthread_sigmask(SIG_BLOCK, &mask, &oldmask);
   
   while (nbyte)
     {
@@ -62,11 +62,11 @@ ssize_t writen(int fd, const void* buf, size_t nbyte);
       buffer += r;
     }
 
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   return n;
  fail:
   errno = saved_errno;
-  sigprocmask(SIG_SETMASK, &oldmask, NULL);
+  pthread_sigmask(SIG_SETMASK, &oldmask, NULL);
   saved_errno = errno;
   return -1;
 }