src/CMakeLists.txt: fix a compilation warning about _BSD_SOURCE deprecation

Fix this warning from recent compilers:
 # warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE"

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 7e914f7..15c1f6f 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,4 +1,4 @@
-add_definitions("-D_BSD_SOURCE") # for htole32()
+add_definitions("-D_DEFAULT_SOURCE") # for htole32()
 add_definitions("-D_POSIX_C_SOURCE=200112L") # for nanosleep() and lroundf()
 
 # Find packages needed to build library