/* 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 (void); intvfork (void){  return (fork ());}