strerror.c: Do not declare sys_nerr or sys_errlist if already macros

[deliverable/binutils-gdb.git] / libiberty / vfork.c

diff --git a/libiberty/vfork.c b/libiberty/vfork.c
index 5e8772100815f107d1927ab11cb253c08e8aad71..eb4ff622b44f5ba6100b64f8ccf1d5880b670c52 100644 (file)
--- a/libiberty/vfork.c
+++ b/libiberty/vfork.c
@@ -1,12 +1,22 @@
 /* Emulate vfork using just plain fork, for systems without a real vfork.
    This function is in the public domain. */
 
+/*
+
+@deftypefn Supplemental int vfork (void)
+
+Emulates @code{vfork} by calling @code{fork} and returning its value.
+
+@end deftypefn
+
+*/
+
 #include "ansidecl.h"
 
-extern int fork PARAMS ((void));
+extern int fork (void);
 
 int
-vfork ()
+vfork (void)
 {
   return (fork ());
 }