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-rw-r--r--src/configure.in3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/configure.in b/src/configure.in
index 4184947..e9ca223 100644
--- a/src/configure.in
+++ b/src/configure.in
@@ -288,7 +288,8 @@ dnl execvpe
AC_CHECKING(execvpe)
AC_TRY_LINK(,[
execvpe(0, 0, 0);
-], AC_DEFINE(HAVE_EXECVPE))
+], AC_DEFINE(HAVE_EXECVPE)
+CFLAGS="$CFLAGS -D_GNU_SOURCE")
dnl
dnl **** select() ****