ndk에 있는 툴체인으로 gcc를 컴파일 하고 있습니다.

make[2]: Entering directory `/home/pillose/gcc/gcc-4.8.0/objdir/gcc'
g++ -c   -pie -fPIC -D__ANDROID_API__=21 -DIN_GCC   -fno-exceptions -fno-rtti -fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings   -DHAVE_CONFIG_H -DGENERATOR_FILE -I. -Ibuild -I.././../gcc -I.././../gcc/build -I.././../gcc/../include -I./../intl -I.././../gcc/../libcpp/include  -I.././../gcc/../libdecnumber -I.././../gcc/../libdecnumber/dpd -I../libdecnumber -I.././../gcc/../libbacktrace    \
		-o build/genconstants.o .././../gcc/genconstants.c
In file included from .././../gcc/genconstants.c:28:0:
.././../gcc/system.h:444:23: error: declaration of C function ‘void* sbrk(int)’ conflicts with
 extern void *sbrk (int);
                       ^
In file included from .././../gcc/system.h:254:0,
                 from .././../gcc/genconstants.c:28:
/usr/include/unistd.h:1043:14: error: previous declaration ‘void* sbrk(intptr_t)’ here
 extern void *sbrk (intptr_t __delta) __THROW;
              ^
In file included from .././../gcc/genconstants.c:28:0:
.././../gcc/system.h:448:48: error: new declaration ‘char* strstr(const char*, const char*)’
 extern char *strstr (const char *, const char *);
                                                ^
In file included from /usr/local/include/c++/4.8.0/cstring:42:0,
                 from .././../gcc/system.h:205,
                 from .././../gcc/genconstants.c:28:
/usr/include/string.h:324:20: error: ambiguates old declaration ‘const char* strstr(const char*, const char*)’
 extern const char *strstr (const char *__haystack, const char *__needle)
                    ^
In file included from .././../gcc/genconstants.c:28:0:
.././../gcc/system.h:500:34: error: declaration of C function ‘const char* strsignal(int)’ conflicts with
 extern const char *strsignal (int);
                                  ^
In file included from /usr/local/include/c++/4.8.0/cstring:42:0,
                 from .././../gcc/system.h:205,
                 from .././../gcc/genconstants.c:28:
/usr/include/string.h:564:14: error: previous declaration ‘char* strsignal(int)’ here
 extern char *strsignal (int __sig) __THROW;
              ^
In file included from .././../gcc/system.h:645:0,
                 from .././../gcc/genconstants.c:28:
.././../gcc/../include/libiberty.h:110:36: error: new declaration ‘char* basename(const char*)’
 extern char *basename (const char *);
                                    ^
In file included from /usr/local/include/c++/4.8.0/cstring:42:0,
                 from .././../gcc/system.h:205,
                 from .././../gcc/genconstants.c:28:
/usr/include/string.h:601:26: error: ambiguates old declaration ‘const char* basename(const char*)’
 extern "C++" const char *basename (const char *__filename)
                          ^
make[2]: *** [build/genconstants.o] 오류 1
make[2]: Leaving directory `/home/pillose/gcc/gcc-4.8.0/objdir/gcc'
make[1]: *** [all-gcc] 오류 2
make[1]: Leaving directory `/home/pillose/gcc/gcc-4.8.0/objdir'
make: *** [all] 오류 2
pillose@pillose-ubuntu:~/gcc/gcc-4.8.0/objdir$ 

make[2]: Entering directory `/home/pillose/gcc/gcc-6.3.0/objdir/intl'
rm -f stamp-h1
/bin/bash ./config.status config.h
config.status: creating config.h
config.status: config.h is unchanged
test -f config.h || (rm -f stamp-h1 && make stamp-h1)
arm-linux-androideabi-gcc -c  -pie -fPIC -D__ANDROID_API__=21 -DHAVE_CONFIG_H  -I. -I.././../intl plural.c
In file included from .././../intl/plural.y:35:0:
.././../intl/plural-exp.h:102:23: error: conflicting types for 'libintl_gettextparse'
 # define PLURAL_PARSE libintl_gettextparse
                       ^
.././../intl/plural.y:40:25: note: in expansion of macro 'PLURAL_PARSE'
 # define __gettextparse PLURAL_PARSE
                         ^
plural.c:182:5: note: in expansion of macro '__gettextparse'
 int __gettextparse (void);
     ^
.././../intl/plural-exp.h:102:23: note: previous declaration of 'libintl_gettextparse' was here
 # define PLURAL_PARSE libintl_gettextparse
                       ^
.././../intl/plural-exp.h:114:12: note: in expansion of macro 'PLURAL_PARSE'
 extern int PLURAL_PARSE PARAMS ((void *arg));
            ^
.././../intl/plural-exp.h:102:23: error: conflicting types for 'libintl_gettextparse'
 # define PLURAL_PARSE libintl_gettextparse
                       ^
.././../intl/plural.y:40:25: note: in expansion of macro 'PLURAL_PARSE'
 # define __gettextparse PLURAL_PARSE
                         ^
plural.c:63:25: note: in expansion of macro '__gettextparse'
 #define yyparse         __gettextparse
                         ^
plural.c:1127:1: note: in expansion of macro 'yyparse'
 yyparse (void)
 ^
.././../intl/plural-exp.h:102:23: note: previous declaration of 'libintl_gettextparse' was here
 # define PLURAL_PARSE libintl_gettextparse
                       ^
.././../intl/plural-exp.h:114:12: note: in expansion of macro 'PLURAL_PARSE'
 extern int PLURAL_PARSE PARAMS ((void *arg));
            ^
plural.c: In function 'libintl_gettextparse':
plural.c:64:25: error: too few arguments to function '__gettextlex'
 #define yylex           __gettextlex
                         ^
plural.c:1296:16: note: in expansion of macro 'yylex'
       yychar = yylex (&yylval);
                ^
plural.c:64:25: note: declared here
 #define yylex           __gettextlex
                         ^
.././../intl/plural.y:69:12: note: in expansion of macro 'yylex'
 static int yylex PARAMS ((YYSTYPE *lval, const char **pexp));
            ^
.././../intl/plural.y:178:29: error: 'arg' undeclared (first use in this function)
      ((struct parse_args *) arg)->res = $1;
                             ^
.././../intl/plural.y:178:29: note: each undeclared identifier is reported only once for each function it appears in
make[2]: *** [plural.o] 오류 1
make[2]: Leaving directory `/home/pillose/gcc/gcc-6.3.0/objdir/intl'
make[1]: *** [all-intl] 오류 2
make[1]: Leaving directory `/home/pillose/gcc/gcc-6.3.0/objdir'
make: *** [all] 오류 2
pillose@pillose-ubuntu:~/gcc/gcc-6.3.0/objdir$