Something

gcc -DHAVE_CONFIG_H -I. -I. -I../../include -I../../include -I../../include  -I../../include -I../../libltdl  -I../../libltdl -I../../linux-ha -I../../linux-ha -I../..          -I../..  -D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H  -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include   -I/usr/include/libxml2 -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -fno-unit-at-a-time  -Wall -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes -Wdeclaration-after-statement -Wpointer-arith -Wwrite-strings -Wcast-qual -Wcast-align -Wbad-function-cast -Winline -Wmissing-format-attribute -Wformat=2 -Wformat-security -Wformat-nonliteral -Wno-long-long -Wno-strict-aliasing   -ggdb3 -funsigned-char  -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -fno-unit-at-a-time  -Wall -Wmissing-prototypes -Wmissing-declarations -Wstrict-prototypes -Wdeclaration-after-statement -Wpointer-arith -Wwrite-strings -Wcast-qual -Wcast-align -Wbad-function-cast -Winline -Wmissing-format-attribute -Wformat=2 -Wformat-security -Wformat-nonliteral -Wno-long-long -Wno-strict-aliasing   -ggdb3 -funsigned-char -MT remote.o -MD -MP -MF ".deps/remote.Tpo" -c -o remote.o remote.c
        
remote.c: In function 'cib_send_plaintext':
remote.c:521: warning: ignoring return value of 'write', declared with attribute warn_unused_result