Make PTRACE_PEEKUSER/PTRACE_POKEUSER checks less glibc specific

* configure.ac (AC_CHECK_DECLS): Add PTRACE_PEEKUSER and
PTRACE_POKEUSER.
* defs.h: Define PTRACE_PEEKUSER and PTRACE_POKEUSER only if
they are not provided by <sys/ptrace.h>.

Reported by John Spencer.

1 files changed, 3 insertions, 1 deletions

diff --git a/defs.h b/defs.h
index 865c83d..5b2b0ca 100644
--- a/defs.h
+++ b/defs.h
@@ -245,8 +245,10 @@ extern long ptrace(int, int, char *, long);
 # define PTRACE_EVENT_EXIT	6
 #endif
 
-#if !defined(__GLIBC__)
+#if !HAVE_DECL_PTRACE_PEEKUSER
 # define PTRACE_PEEKUSER PTRACE_PEEKUSR
+#endif
+#if !HAVE_DECL_PTRACE_POKEUSER
 # define PTRACE_POKEUSER PTRACE_POKEUSR
 #endif