net-misc/linuxptp: Use $CC for compilation

Closes: https://bugs.gentoo.org/725180
Package-Manager: Portage-2.3.100, Repoman-2.3.22
Signed-off-by: Thomas Beierlein <tomjbe@gentoo.org>

net-misc/linuxptp/linuxptp-2.0.ebuild

@@ -3,7 +3,7 @@
 
 EAPI=7
 
-inherit linux-info
+inherit linux-info toolchain-funcs
 
 DESCRIPTION="The Linux Precision Time Protocol (PTP) implementation"
 HOMEPAGE="http://linuxptp.sourceforge.net/"
@@ -21,7 +21,7 @@ CONFIG_CHECK="~PPS ~NETWORK_PHY_TIMESTAMPING ~PTP_1588_CLOCK"
 
 src_compile() {
 	export EXTRA_CFLAGS=${CFLAGS}
-	emake prefix=/usr mandir=/usr/share/man
+	emake CC="$(tc-getCC)" prefix=/usr mandir=/usr/share/man
 }
 
 src_install() {