tests/Makefile.in: set _POSIX_C_SOURCE=200112L

This change replaces the pre-processor symbol _GNU_SOURCE set in the Makefile with _POSIX_C_SOURCE to provide support for kill(2) and getaddrinfo(3). Change-Id: Ib4c9ade28b663d86a182ee34cbf262526240cd7d
eclipse-tinydtls · Jul 27, 2023 · 0427dd4 · 0427dd4
1 parent f04c89c
commit 0427dd4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tests/Makefile.in b/tests/Makefile.in
@@ -33,7 +33,7 @@ SOURCES:= dtls-server.c ccm-test.c \
 OBJECTS:= $(patsubst %.c, %.o, $(SOURCES))
 PROGRAMS:= dtls-server dtls-client ccm-test
 HEADERS:=
-CFLAGS:=-Wall -std=c99 @CFLAGS@ @WARNING_CFLAGS@ $(EXTRA_CFLAGS) -D_GNU_SOURCE
+CFLAGS:=-Wall -std=c99 @CFLAGS@ @WARNING_CFLAGS@ $(EXTRA_CFLAGS) -D_POSIX_C_SOURCE=200112L
 CPPFLAGS:=-I$(top_srcdir) @CPPFLAGS@
 LDFLAGS:=-L$(top_builddir) @LDFLAGS@
 LDLIBS:=$(top_srcdir)/libtinydtls.a @LIBS@