util: when replacing env vars replace unset envvars by nothing

[elogind.git] / src / missing.h

diff --git a/src/missing.h b/src/missing.h
index 75bc5117f80e4036ade1b185af1f45a494fffdc5..5914b01a8eeb377e272c4ef75659288bd6193083 100644 (file)
--- a/src/missing.h
+++ b/src/missing.h
@@ -26,6 +26,10 @@
 
 #include <sys/resource.h>
 #include <sys/syscall.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "macro.h"
 
 #ifndef RLIMIT_RTTIME
 #define RLIMIT_RTTIME 15
@@ -43,8 +47,20 @@
 #define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8)
 #endif
 
+#ifndef IP_FREEBIND
+#define IP_FREEBIND 15
+#endif
+
 static inline int pivot_root(const char *new_root, const char *put_old) {
         return syscall(SYS_pivot_root, new_root, put_old);
 }
 
+/* This is an internal glibc function call. We are not supposed to
+ * call this, because we are not nscd. However sometimes we feel
+ * really dangerous and do it nonetheless. Muahahah! But at least we
+ * protect this with a weak ref just in case glibc takes this away
+ * from us. */
+
+/* static void nss_disable_nscd(void) _weakref_(__nss_disable_nscd); */
+
 #endif