picocom: use patch instead of ed call.

srcpkgs/picocom/patches/fix-musl.patch

@@ -0,0 +1,12 @@
+diff -up term.c.orig term.c
+--- term.c.orig	2015-08-25 19:53:25.000000000 +0200
++++ term.c	2015-08-30 11:40:05.723748387 +0200
+@@ -33,7 +33,7 @@
+ #include <string.h>
+ #include <errno.h>
+ #include <unistd.h>
+-#include <termios.h>
++#include <asm/termbits.h>
+ #ifdef __linux__
+ #include <sys/ioctl.h>
+ #endif

srcpkgs/picocom/template

@@ -9,15 +9,6 @@ homepage="https://github.com/npat-efault/picocom"
 distfiles="https://github.com/npat-efault/picocom/archive/${version}.tar.gz"
 checksum=e0f7095c118f43c1c09787a16ef5c7d4c4ad4457dd3b1281efcc4cdb8906af9a
 
-pre_build() {
-	case "$XBPS_TARGET_MACHINE" in
-		*-musl) ed term.c <<-EDIT
-				,s:termios.h:asm/termbits.h:
-				w
-				q
-			EDIT
-	esac
-}
 do_build() {
 	make CC=$CC CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS" ${makejobs}
 }