configure: WARNING: unrecognized options: --disable-nls
configure: loading site script /build/lede-17.01/slaves/phase2/mipsel_mips32/build/sdk/include/site/mipsel
checking build system type... x86_64-pc-linux-gnu
checking host system type... mipsel-openwrt-linux-gnu
checking target system type... mipsel-openwrt-linux-gnu
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for mipsel-openwrt-linux-strip... mipsel-openwrt-linux-musl-strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for mipsel-openwrt-linux-gcc... ccache_cc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... yes
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether ccache_cc accepts -g... yes
checking for ccache_cc option to accept ISO C89... none needed
checking for style of include used by make... GNU
checking dependency style of ccache_cc... gcc3
checking whether we are using the GNU C++ compiler... yes
checking whether ccache_cxx accepts -g... yes
checking dependency style of ccache_cxx... gcc3
checking how to run the C preprocessor... ccache_cc -E
checking for grep that handles long lines and -e... /build/lede-17.01/slaves/phase2/mipsel_mips32/build/sdk/staging_dir/host/bin/grep
checking for egrep... /build/lede-17.01/slaves/phase2/mipsel_mips32/build/sdk/staging_dir/host/bin/grep -E
checking for ANSI C header files... yes
checking for initscr in -lcurses... no
configure: error: ncurses library missing
Makefile:71: recipe for target '/build/lede-17.01/slaves/phase2/mipsel_mips32/build/sdk/build_dir/target-mipsel_mips32_musl-1.1.16/sipp-3.3.990/.configured_9a76d100fc328ea49af0fd3ab8f05a2f' failed
make[3]: *** [/build/lede-17.01/slaves/phase2/mipsel_mips32/build/sdk/build_dir/target-mipsel_mips32_musl-1.1.16/sipp-3.3.990/.configured_9a76d100fc328ea49af0fd3ab8f05a2f] Error 1