Version 1.2.7: fix build system to honor user vars

Update the original repository, not the fork at voidlinux/musl-fts

See #6

Makefile.am

@@ -4,3 +4,5 @@ lib_LTLIBRARIES = libfts.la
 libfts_la_SOURCES = fts.c
 libfts_la_HEADERS = fts.h
 libfts_ladir = $(includedir)
+
+pkgconfig_DATA = musl-fts.pc

configure.ac

@@ -1,13 +1,12 @@
 dnl Process this file with autoconf to produce a configure script
 
 AC_PREREQ(2.69)
-AC_INIT([fts], [1.2.5], [[email protected]])
+AC_INIT([fts], [1.2.7], [[email protected]])
 AM_INIT_AUTOMAKE([1.15])
 AC_CONFIG_MACRO_DIRS([m4])
-AC_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS([config.h])
 
 AC_PROG_CC
-AC_PROG_LIBTOOL
 LT_INIT
 
 AC_CHECK_HEADERS(assert.h dirent.h errno.h fcntl.h stdlib.h string.h unistd.h sys/param.h sys/stat.h)
@@ -27,5 +26,7 @@ AC_CHECK_MEMBERS([DIR.dd_fd, DIR.d_fd],,,
 #include <dirent.h>
 	])
 
+PKG_INSTALLDIR
+
 AC_CONFIG_FILES([Makefile musl-fts.pc])
 AC_OUTPUT

musl-fts.pc.in

@@ -1,7 +1,7 @@
-prefix=/usr
-exec_prefix=${prefix}
-libdir=${prefix}/lib
-includedir=${prefix}/include
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
 
 Name: musl-fts
 Description: Implementation of fts(3) functions for musl libc