/app # cat /usr/local/bundle/extensions/x86_64-linux/2.5.0-static/nio4r-2.5.1/gem_make.out
current directory: /usr/local/bundle/gems/nio4r-2.5.1/ext/nio4r
/usr/local/bin/ruby -r ./siteconf20190830-10819-sr2s6k.rb extconf.rb
checking for unistd.h... yes
checking for sys/select.h... yes
checking for port_event_t in poll.h... no
checking for sys/epoll.h... yes
checking for sys/event.h... no
checking for port_event_t in port.h... no
checking for sys/resource.h... yes
creating Makefile
current directory: /usr/local/bundle/gems/nio4r-2.5.1/ext/nio4r
make "DESTDIR=" clean
current directory: /usr/local/bundle/gems/nio4r-2.5.1/ext/nio4r
make "DESTDIR="
compiling bytebuffer.c
compiling monitor.c
compiling nio4r_ext.c
In file included from nio4r_ext.c:7:0:
../libev/ev.c:519:48: warning: "/*" within comment [-Wcomment]
/*#define MIN_INTERVAL 0.00000095367431640625 /* 1/2**20, good till 2200 */
In file included from nio4r_ext.c:7:0:
../libev/ev.c: In function 'ecb_binary32_to_binary16':
../libev/ev.c:1310:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
if (e < (14 - 24)) /* might not be sharp, but is good enough */
^
../libev/ev.c: At top level:
../libev/ev.c:1620:73: fatal error: linux/aio_abi.h: No such file or directory
# include <linux/aio_abi.h> /* probably only needed for aio_context_t */
^
compilation terminated.
make: *** [Makefile:242: nio4r_ext.o] Error 1
make failed, exit code 2
