Arch Linux

Description:
Looks like an issue in the PKGBUILD; "-shared" is removed by sed. The following patch solves it:

--- a/PKGBUILD 2018-09-15 15:03:31.248153975 +0300
+++ b/PKGBUILD 2018-09-15 15:05:04.875429702 +0300
@@ -58,7 +58,7 @@ build() {
--with-priv-mode=setuid \
--with-dbus-config-dir=/usr/share/dbus-1/system.d

- sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0/g' libtool
+ sed -i -e 's/ -shared / -shared -Wl,-O1,--as-needed\0/g' libtool

make
}

Additional info:
* package version: 1.0.1 and 1.0.2 (testing)

Steps to reproduce:
1. Build using ABS.
2. Get this link failure:
...
CCLD libflatpak.la
/usr/bin/ld: /usr/lib/gcc/x86_64-pc-linux-gnu/8.2.1/../../../../lib/Scrt1.o: in function _start': (.text+0x24): undefined reference tomain'
collect2: error: ld returned 1 exit status
make[2]: *** [Makefile:1880: libflatpak.la] Error 1
...