pastebincl compile error on Debian 7.8

tai@augur ~/bin/pastebincl-1.0/src $ make
/bin/sh: 1: [[: not found
/bin/sh: 1: 0: not found
/bin/sh: 1: [[: not found
/bin/sh: 1: 0: not found
g++ -lcurl -c CurlPost.cpp -Wall -Werror -O2 -o CurlPost.o
In file included from CurlPost.cpp:34:0:
CurlPost.h:39:23: fatal error: curl/curl.h: No such file or directory
compilation terminated.
Makefile:33: recipe for target 'CurlPost.o' failed
make: *** [CurlPost.o] Error 1

tai@augur ~/bin/pastebincl-1.0 $ sudo apt-get install libcurl4-openssl-dev

tai@augur ~/bin/pastebincl-1.0 $ make
cd src/ && make
make[1]: Entering directory '/home/tai/bin/pastebincl-1.0/src'
/bin/sh: 1: [[: not found
/bin/sh: 1: 0: not found
/bin/sh: 1: [[: not found
/bin/sh: 1: 0: not found
g++ -lcurl -c CurlPost.cpp -Wall -Werror -O2 -o CurlPost.o
g++ -lcurl -c func.cpp -Wall -Werror -O2 -o func.o
g++ -lcurl -c main.cpp -Wall -Werror -O2 -o main.o
g++ -lcurl -c ParameterRead.cpp -Wall -Werror -O2 -o ParameterRead.o
g++ -lcurl -c ConfigRead.cpp -Wall -Werror -O2 -o ConfigRead.o -DENCODING_KEY=\"`python genkey.py`\"
g++ -lcurl CurlPost.o func.o main.o ParameterRead.o ConfigRead.o -Wall -Werror -O2 -o pastebincl
cp pastebincl ../
make[1]: Leaving directory '/home/tai/bin/pastebincl-1.0/src'

tai@augur ~/bin/pastebincl-1.0 $ sudo make install
mkdir -p "/usr/bin/"
mkdir -p "/usr/share/man/man1/"
cp pastebincl /usr/bin/
chmod +x /usr/bin/pastebincl
cp pastebincl.man.1 /usr/share/man/man1/pastebincl.1
gzip /usr/share/man/man1/pastebincl.1