diff --git a/std/c/linux/linux.d b/std/c/linux/linux.d
index f6008049c..b92dffcef 100644
--- a/std/c/linux/linux.d
+++ b/std/c/linux/linux.d
@@ -489,3 +489,26 @@ extern (C)
 
     int utime(char* filename, utimbuf* buf);
 }
+
+extern (C)
+{
+    /* from unistd.h
+     */
+
+    gid_t getgid();
+    uid_t getuid();
+    int setpgid(pid_t pid, pid_t pgid);
+    pid_t getpgid(pid_t pid);
+    int setpgrp();
+    pid_t getpgrp();
+
+}
+
+extern (C)
+{
+    /* from signal.h
+     */
+
+    int killpg(pid_t, int);
+}
+
diff --git a/std/c/linux/termios.d b/std/c/linux/termios.d
index c8e75fdb1..4bcddac96 100644
--- a/std/c/linux/termios.d
+++ b/std/c/linux/termios.d
@@ -1,46 +1,46 @@
-
-
-module termios;
-
-extern (C):
-
-alias char cc_t;
-alias uint speed_t;
-alias uint tcflag_t;
-enum { NCCS = 32 } ;
-
-struct termios
-{
-    tcflag_t c_iflag;
-    tcflag_t c_oflag;
-    tcflag_t c_cflag;
-    tcflag_t c_lflag;
-    cc_t c_line;
-    cc_t[NCCS] c_cc;
-    speed_t c_ispeed;
-    speed_t c_ospeed;
-}
-
-int tcgetattr(int fd, termios* p);
-
-enum { TCSANOW, TCSADRAIN, TCSAFLUSH }
-int tcsetattr(int fd, int tcsa, const termios* p);
-
-void cvmakeraw(termios* p);
-
-enum { TCIFLUSH, TCOFLUSH, TCIOFLUSH }
-int tcflush(int fd, int tc_flush);
-
-enum { TCOOFF, TCOON, TCIOFF, TCION }
-int tcflow(int fd, int tc);
-
-int tcsendbreak(int fd, int duration);
-int tcdrain(int fd);
-
-int cfsetspeed(termios* p, speed_t speed);
-int cfsetispeed(termios* p, speed_t speed);
-int cfsetospeed(termios* p, speed_t speed);
-
-speed_t cfgetispeed(termios* p);
-speed_t cfgetospeed(termios* p);
-
+
+
+module termios;
+
+extern (C):
+
+alias char cc_t;
+alias uint speed_t;
+alias uint tcflag_t;
+enum { NCCS = 32 } ;
+
+struct termios
+{
+    tcflag_t c_iflag;
+    tcflag_t c_oflag;
+    tcflag_t c_cflag;
+    tcflag_t c_lflag;
+    cc_t c_line;
+    cc_t[NCCS] c_cc;
+    speed_t c_ispeed;
+    speed_t c_ospeed;
+}
+
+int tcgetattr(int fd, termios* p);
+
+enum { TCSANOW, TCSADRAIN, TCSAFLUSH }
+int tcsetattr(int fd, int tcsa, const termios* p);
+
+void cfmakeraw(termios* p);
+
+enum { TCIFLUSH, TCOFLUSH, TCIOFLUSH }
+int tcflush(int fd, int tc_flush);
+
+enum { TCOOFF, TCOON, TCIOFF, TCION }
+int tcflow(int fd, int tc);
+
+int tcsendbreak(int fd, int duration);
+int tcdrain(int fd);
+
+int cfsetspeed(termios* p, speed_t speed);
+int cfsetispeed(termios* p, speed_t speed);
+int cfsetospeed(termios* p, speed_t speed);
+
+speed_t cfgetispeed(termios* p);
+speed_t cfgetospeed(termios* p);
+