Fix djgpp gdb build

[deliverable/binutils-gdb.git] / libiberty / configure.ac

diff --git a/libiberty/configure.ac b/libiberty/configure.ac
index 922aa86e9b03719135b2b12ee5aad1c0cbd74342..9d3f2988d5d240d95a2bdc3829e8837efcc6b898 100644 (file)
--- a/libiberty/configure.ac
+++ b/libiberty/configure.ac
@@ -155,6 +155,7 @@ AC_MSG_NOTICE([target_header_dir = $target_header_dir])
 
 GCC_NO_EXECUTABLES
 AC_PROG_CC
+AC_GNU_SOURCE
 AC_SYS_LARGEFILE
 AC_PROG_CPP_WERROR
 
@@ -275,6 +276,7 @@ libiberty_AC_DECLARE_ERRNO
 # Determine sizes of some types.
 AC_CHECK_SIZEOF([int])
 AC_CHECK_SIZEOF([long])
+AC_CHECK_SIZEOF([size_t])
 
 # Check for presense of long long
 AC_CHECK_TYPE([long long],
@@ -599,6 +601,12 @@ if test -z "${setobjs}"; then
 
   case "${host}" in
 
+  *-*-android*)
+    # On android, getpagesize is defined in unistd.h as a static inline
+    # function, which AC_CHECK_FUNCS does not handle properly.
+    ac_cv_func_getpagesize=yes
+    ;;
+
   *-*-mingw32*)
     # Under mingw32, sys_nerr and sys_errlist exist, but they are
     # macros, so the test below won't find them.