Lines Matching refs:NULL
100 if (netf == NULL)113 netf = NULL;124 if (netf == NULL && (netf = fopen(_PATH_NETWORKS, "re")) == NULL)125 return (NULL);134 if (p == NULL)135 return (NULL);139 if (cp == NULL)144 if (cp == NULL)150 if (p != NULL)155 if (p != NULL) {165 if (cp != NULL)169 *q = NULL;