libest: fix musl build.

fixes
 est.c:38:10: fatal error: execinfo.h: No such file or directory
|    38 | #include <execinfo.h>
|       |          ^~~~~~~~~~~~

Signed-off-by: Armin Kuster <akuster808@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/recipes-security/libest/libest_3.2.0.bb b/recipes-security/libest/libest_3.2.0.bb
index 36ff5ca..f993bd6 100644
--- a/recipes-security/libest/libest_3.2.0.bb
+++ b/recipes-security/libest/libest_3.2.0.bb
@@ -10,11 +10,15 @@ SRC_URI = "git://github.com/cisco/libest"
 
 DEPENDS = "openssl"
 
+#fatal error: execinfo.h: No such file or directory
+DEPENDS_append_libc-musl = " libexecinfo"
+
 inherit autotools-brokensep
 
 EXTRA_OECONF = "--disable-pthreads --with-ssl-dir=${STAGING_LIBDIR}"
 
 CFLAGS += "-fcommon"
+LDFLAGS_append_libc-musl = " -lexecinfo"
 
 S = "${WORKDIR}/git"